Seamer Dane Paterson took a career-best 5-71 and Temba Bavuma was unbeaten on 48 as South Africa closed the third day
Avishka Fernando scored a superb 96 and Dunith Wellalage took five wickets as Sri Lanka thumped India by 110 runs in Colombo.
Kumar Sangakkara thumped his second successive century to set up the Lankan victory.
Pakistan defeated Sri Lanka but failed to qualify for the T20 World Cup semifinals due to a lower net run rate than New Zealand, who advanced from Group 2 alongside England.
Sri Lanka warmed up for the Super Eights in style, outclassing the West Indies by 15 runs in an inconsequential Group C match of the ICC World Twenty20 in Trent Bridge, Nottingham, on Wednesday. Led by a solid 81 off 47 deliveries from Sanath Jayasuriya, the islanders posted 192 for five and then restricted the West Indies to 177 for five.
IMAGES from the third Test between England and Sri Lanka at The Oval on Saturday
'Pathum Nissanka is easily one of the best batters to have come out of Sri Lanka in the recent past and he has delivered once again,' he tweeted with an applause emoji.
Mitchell Santner's captain's knock and Rachin Ravindra's bowling brilliance led New Zealand to a 61-run victory over Sri Lanka in the T20 World Cup, pushing them closer to the semifinals.
England spinners seal Sri Lanka series sweep ahead of T20 World Cup
Harmanpreet Kaur admitted that there is room for a lot of improvement before the upcoming T20 World Cup
'He is still learning his craft. But he is learning quickly and will be a real handful in years to come.'
IMAGES from the 3rd ODI played between Sri Lanka and India, in Colombo, on Wednesday.
Pathum Nissanka's 52-ball hundred was the first century of this year's T20 World Cup and it could not have come at a better time for Sri Lanka.
India edged Sri Lanka via the Super Over in a low-scoring thriller to register a 3-0 whitewash in the T20 International series in Pallekele, on Tuesday.
Tom Banton and captain Harry Brook guided England to a thrilling win against Sri Lanka in the 2nd T20I to claim the series in Kandy.
Images from the 1st ODI between India and Sri Lanka in Colombo on Friday.
Siraj, who played a vital role in India's win in the opening ODI at Guwahati taking two wickets, said during the innings break on Thursday that Rahul noticed that the ball had stopped doing its bit after only the first over and that a new strategy would have to be employed against the experienced batting order.
IMAGES from Day 1 of the second Test between England and Sri Lanka, at Lord's, on Thursday.
'I think they are the best players of spin in the Sri Lanka squad. And Charith, he showed great character. Special feeling, back to back finals.'
Mumbai Indians spinner Raghu Sharma's 15-year journey of struggle, faith and persistence culminates in a memorable IPL breakthrough at age 33.
Sri Lanka beat Pakistan by seven wickets on the third day of the second Test in Colombo on Tuesday. The hosts chased their victory target of 171 runs in 31.5 overs for the loss of just three wickets to take an unassailable 2-0 lead in the three-match series.
Sri Lanka beat Pakistan by 115 runs in the third one-day international in Abu Dhabi on Tuesday to claim a consolation victory in a series they lost 2-1.
Images from the ICC Champions Trophy match between England and Sri Lanka in London on Thursday.
Smriti Mandhana's stroke-filled 94 off 83 balls and Shafali Verma's run-a-ball 71 paved the way for the convincing win.
IMAGES from the Day 4 of the 1st Test between England and Sri Lanka in Manchester on Saturday
The Aussies scored a four-wicket win in their triangular one-day series international.
Kamindu's cameo was the turning point of match: SL skipper Shanaka
Lasith Malinga took five wickets to help Sri Lanka knock Twenty20 World Cup holders England out of the tournament with a 19-run Super Eights victory on Monday that put the hosts safely into the semi-finals.
Sri Lanka huffed and puffed to a three-wicket win over New Zealand in the second ODI of the cricket tri-series and helped India reclaim the second spot in the ICC ODI team rankings, in Dambulla on Friday.
Mohammed Shami and Mohammed Siraj sent Sri Lanka crashing for 55 as India scored a thumping 302-run victory to qualify for semis.
Sri Lanka cruised to a 2-0 series lead with a comfortable six-wicket victory against Pakistan in the second one-day international on Saturday.
Bangladesh slumped to an innings and 234 run defeat in the first Test with Muttiah Muralitharan claiming a match haul of nine for 102.
Sri Lanka were 194 for five at the close on day 3 in the second Test against England.
Kumar Sangakkarra scored a superb century as the visitors beat India by five runs in the second ODI of the series.
Rohit Sharma, did not mind losing the toss and said he would have batted first nonetheless and "under the lights, it will be nice for the seamers to bowl".
KL Rahul (64 not out) helped India chase down their target with 40 balls remaining
Sadeera Samarawickrama top-scored with an unbeaten 91 to power Sri Lanka to an easy five-wicket victory against the Netherlands.