Chahal and Yadav (3/20) continued their wrist-spin magic and shared eight wickets for 42 runs between them to rattle the hosts in 32.2 overs after Virat Kohli won the toss and elected to bowl.
ICC's proposal to introduce four-day Tests has met with stiff opposition
Umpires Ian Gould and Aleem Dar began discussion and soon match referee Andy Pycroft joined them on the ground. They initiated deliberations with both the captains, players were called off the ground and play never resumed after that.
South Africa's success in Australia is often put down to their comfort on the hard local tracks, which can be similar to those at home, but they could face some unfamiliar conditions this year.
Andre Russell's spectacular all-round performance powered defending champions Kolkata Knight Riders to a convincing four-wicket victory against Kings XI Punjab in the Indian Premier League, in Pune, on Saturday.
South Africa's talismanic captain AB de Villiers has recovered from injury and been included in the Proteas squad for the One-day series at home against Australia starting later this month.
South Africa are still fretting over the fitness of their key batting all rounder Jean-Paul Duminy ahead of their opening Test against hosts India commencing at Mohali on November 5.
South Africa are to gamble on the fitness of Quinton de Kock and JP Duminy, who were named on Wednesday in a 15-man squad for the Cricket World Cup in Australia and New Zealand next month.
KKR's Australian opener avoids surgery after another shoulder injury
South Africa will be hoping to ease new coach Ottis Gibson into his job in a two-Test series against Bangladesh where the home side defend a one-sided record against their opponents but are light on fast bowlers and still tinkering with their top order.
While South Africa grabbed a 1-0 lead in the three-match series, the visitors squandered a golden opportunity to script a memorable win outside the sub-continent.
Tillakaratne Dilshan scored his 17th One-day international century and shared a second wicket stand of 184 with Kumar Sangakkara to guide Sri Lanka to a series clinching eight wicket win over South Africa in the fourth match at Pallekele on Sunday.
New England captain Joe Root rode his luck to make a battling unbeaten 184 and lift the hosts to a commanding 357 for five on the opening day of the first Test against South Africa at Lord's in London on Thursday.
South Africa exceeded expectations by scoring 431 in their first innings. At stumps on Day 4, they were 11 for one, needing another 384 runs for an improbably victory.
With questions being raised over Sunil Narine's action again, Kolkata Knight Riders' bowling coach, Wasim Akram, says the mystery spinner will bounce back from the rough patch.
Robin Uthappa smashed his way to a quickfire half-century as Kolkata Knight Riders notched up a comfortable six-wicket victory over Kings XI Punjab in the Indian Premier League in Mohali, on Tuesday.
IMAGES from Day 3 of the fourth Test between South Africa and Australia in Johannesburg on Sunday.
South Africa removed the West Indian openers in Sunday's last session at Newlands to build on AB de Villiers' superb century and take the initiative in the final Test.
The 22-yard strip at the Feroz Shah Kotla will be the cynosure of all eyes as a buoyant India seeks their biggest series triumph against South Africa when they square off in the final Test of the four-match rubber in Delhi on Thursday.
Off-spinner Dane Piedt raised hopes of an unlikely South African victory as he grabbed three wickets on Wednesday to leave England on 155 for six at tea on the final day of the high-scoring second Test.
The more he has been dropped down the order - for this Test the former opener came in at number eight - the more he has accepted that his primary role is to take wickets.
Paceman Dale Steyn returned from a brief vacation to inspire South Africa and spinner Imran Tahir took four wickets as they throttled Pakistan's batsmen to win the third one-day international in Abu Dhabi by 68 runs on Wednesday.
Having won the series, India would like to carry on momentum forward, especially with the three-match T20I series to follow soon after. Yet, the visitors would also like to find a balance between going all out in a dead rubber and resting a few players keeping in mind a long overseas schedule later this year.
All cricketing activity has come to a halt due to the health crisis and there are serious doubts over the future of T20 World Cup. However, the International Cricket Council is yet to take the final call on the T20 showpiece event.
The Pretoria wicket is likely to be similar, with perhaps not the same sideways movement of Newlands, and will provide another test of the Indian batsmen's bravery against a seam bowling barrage.
The three-Test South Africa series is the first of a gruelling 2018-19 season that includes tours to England and Australia.
South Africa have now lost five Tests in a row, including two shock home losses to Sri Lanka, and are struggling with on-field know-how to dig themselves out of tough situations.
Yusuf Pathan and Andre Russell launched an incredible counter-attack after the fall of quick wickets in the start to guide Kolkata Knight Riders to an entertaining five-wicket victory against Royal Challengers Bangalore at the M Chinnaswamy Stadium in Bengaluru on Monday. Chasing a challenging 186-run target set by RCB, Yusuf smashed an unbeaten 60 off only 29 balls to guide KKR home with five balls remaining.
Ryan Harris claimed the last two wickets at the fag end of the match as South Africa were bowled out for 265 and lost the third and final Test by 245 runs at Newlands on Wednesday. Australia won the series 2-1.
Dale Steyn produced a ferocious spell of fast bowling to inspire South Africa to a crushing 231-run victory over Australia in fading light on day four of the second Test on Sunday.
Mitchell Johnson took his match haul to 10 after claiming three South Africa wickets on Saturday as Australia reduced the hosts, facing a 482-run target for victory, to 132 for five in the first Test.
Brilliant bowling by the pace duo of Umesh Yadav and Morne Morkel, followed by skipper Gautam Gambhir's superb half-century, powered Kolkata Knight Riders to a comprehensive eight-wicket win over Sunrisers Hyderabad in their Indian Premier League (IPL) match on Saturday.
Michael Clarke remained unbeaten on 161, one of the more heroic of his 27 Test hundreds, as Australia reached 494 for seven before rain brought an early tea on the second day of the series-deciding third Test against South Africa on Sunday.
Late call-up Shaun Marsh scored an unbeaten century in his first Test in two years to lead a middle-order recovery as Australia closed at 297 for four on the first day of the first Test against South Africa on Wednesday.
Defending champions Kolkata Knight Riders take on Rajasthan Royals at the Brabourne stadium, in Mumbai, on Saturday, in a perform-or-perish contest, as the race for play-off berths in IPL 8 hots up.
Dale Steyn is all set to go out all guns blazing in Melbourne, when South Africa takes on India in World Cup Pool B match.
A career-best 119 from Virat Kohli lifted India to a respectable 255 for five at the close on an even opening day of the first Test against South Africa at the Wanderers on Wednesday.
The Pakistan-born bowler made an instant impact on his return to the South Africa line-up and his team mates made sure his hard work did not go to waste as they finished the day on 128 for three wickets, a 29-run first innings lead.
To combat defending champions India in Sunday's World cup match, the South African team management has brought in Gary Kirsten, Mike Hussey and Allan Donald.
Kolkata Knight Riders' bowling coach Wasim Akram has said that captain Gautam Gambhir's leadership and the team bonding is responsible for its success in the IPL and the ongoing Oppo Champions League T20.