The defending champions notched up their fifth Premier League victory of the season with a 2-0 win over Sunderland as their main title rivals both dropped points.
The English clubs were paired in the FA Cup semi-final draw on Friday
England striker Peter Crouch netted twice as the six-times winners won the FA Cup quarter-final 7-0.
Talking points from this weekend's Premier League action as top two Manchester City and Liverpool both won with City remaining a point clear with two games remaining.
Wayne Rooney scored two spectacular goals as holders Manchester United reached the FA Cup fifth round with a classy 3-0 win over Middlesbrough.
Middlesbrough beat AS Roma to reach the UEFA Cup quarterfinals for the first time
The England striker scored his first goal for Manchester City as his new club went top of the Premier League with a 2-1 win at Sunderland.
Wenger's future at Arsenal will be decided after FA Cup final
Wenger said Arsenal's London rivals, beaten only once this season, clearly had the upper hand with 16 games remaining.
Chelsea romped to a 4-1 home win over Everton in their FA Cup fourth round
Champions Chelsea and second-placed Manchester United beat Middlesbrough and Portsmouth respectively in the Premier League.
Substitute Didier Drogba's late goal earned the runaway Premier League leaders a 1-1 draw with Birmingham City.
Arsenal equalled Nottingham Forest's 42-match unbeaten league record beating Middlesbrough 5-3 at Highbury.
A preview of the English Premiership's first round of matches.
Champions League holders Liverpool beat Sunderland 1-0 as Xabi Alonso scored through a free kick.
Liverpool moved into the top five of the English Premier League after a 2-1 victory at relegation-threatened Norwich City on Monday.
Relegation will all-but become reality for Wolverhampton Wanderers if they lose at home to Middlesbrough on Saturday.
Chelsea's hopes of catching leaders Arsenal suffered a setback after a 3-2 defeat at Aston Villa in the premier league.
Chelsea resume their quest to derail the domestic title charge of Arsene Wenger's team this weekend with a match against Middlesbrough.
Burnley reached the Europa League third qualifying round with a 3-1 win over Aberdeen after extra time at Turf Moor on Thursday but now face another tough battle to increase their squad size.
Alan Pardew's dream of reprising a celebrated 25-year-old FA Cup triumph was scuppered by Liverpool as the seven-times champions came from behind to book a place in the quarter-finals with a 2-1 win at Crystal Palace on Saturday. This year's shock-laden competition had continued with second-tier Blackburn Rovers' 4-1 thrashing of the Premier League's Stoke City.
More clubs should follow the Ajax Amsterdam model of promoting former players to executive roles, according to the Dutch side's assistant manager Dennis Bergkamp.
Didier Drogba equalised eight minutes from time to give Chelsea a 1-1 draw at home against Birmingham City
Chelsea are now 11 points ahead of Manchester City who have 13 games left to play and while Italian Conte is too cagey to start proclaiming his side yet, only a monumental loss of form can deny them the title.