"For the second consecutive season we are there and it's fantastic for the club".
"So for Tottenham to maintain what they've done in the last few years will be hard. We have improved a lot, from the beginning of the season that was our chance to improve our mentality, our belief and I think you can see the group and the team have improved". "Up front we could be better but our quality of play meant we had control".
And Harry Kane reached 20 goals for a third successive season, scoring on his first start in nearly five weeks after recovering from an ankle injury.
Chelsea can restore their lead at the top to seven points with victory over United tomorrow.
Mauricio Pochettino's side are now four points behind Chelsea, who face Manchester United at Old Trafford on Sunday.
If Chelsea can be chased down in Spurs' remaining six games, Tottenham would be crowned champions for the first time since 1961, and etching another new name in the Premier League trophy.
A week after beating Watford 4-0, having also kicked off before Chelsea, they produced another display oozing confidence with Mousa Dembele and Son Heung-Min scoring inside the first 20 minutes and Kane striking just after halftime.
"Our job is done now, we have the three points and now we'll see what happens tomorrow".
Wahbi Khazri equalised for Sunderland direct from a corner in the 29th minute as the hosts recovered from falling behind to Andre Ayew's fifth-minute opener for the visitors.
But the Black Cats snatched a point at the death, reward for their second-half endeavour, thanks to substitute Borini while there was further drama at the finish as Hammers defender Sam Byram was sent off for a second bookable offence.
Manchester City moved above Liverpool into third after they registered an impressive 3-0 win away at Southampton, with captain Vincent Kompany on the scoresheet.
Goals from Robert Huth and Jamie Vardy put the Foxes in charge but Yohan Cabaye and Christian Benteke ensured a share of the spoils as Palace moved seven points clear of the drop zone.
Craig Shakespeare made only two changes ahead of Tuesday's home second leg with Atletico Madrid, when Leicester will try to overturn a 1-0 deficit.
Spurs maintained their unbeaten home run in the Premier League this season with another four-goal victory on Saturday as they closed the gap to four points behind their West London rivals.
Third bottom Swansea were unable to take advantage of Hull's slip as they lost 1-0 at Watford after Etienne Capoue netted in the 42nd minute.
Everton striker Romelu Lukaku struck three minutes later for his 24th league goal this season.
However, as they did in the first-half, they found their way back into the fixture, albeit with little end product and late on, second-half substitute Vincent Janssen added a fourth - his first from open play.
But it was a fifth loss in six games for the Swans, who are swimming against the tide in their bid to avoid the drop.