The manager planned to be playing a round with son Marius on Sunday when City would be crowned champions if West Bromwich Albion won at Manchester United.
"We were exhausted, not just physically but mentally as well and a lot of big characters stood up today and that gives me a lot of pride again to be able to share these moments with this team".
Sandwiched between thumpings from Liverpool in the Champions League quarter-final (5-1 on aggregate) was a devastating 3-2 defeat to bitter derby rivals Manchester United despite being two goals up.
Huddersfield look well set for a stay up as Tom Ince netted in stoppage time beat Watford 1-0 and open up a 7-point lead on the bottom 3. But there was no denying that Guardiola's men had rediscovered their form, and will no go on to add the Premier League trophy to the Carabao Cup which they lifted back in February.
Raheem Sterling, who, not for the first time, has come under scrutiny, got City's third in the 72nd minute.
Having succeeded in taking a goal off his team-mate this week, Harry Kane cutely played in Eriksen, who enjoyed a slice of luck when Aymeric Laporte's challenge played the ball back against him and it flew past Ederson.
Burnley earned their fifth straight league win with a 2-1 victory over Leicester City at Turf Moor to boost their chances of possible Europa League qualification. "After I watched it again, I would say it was not a penalty, but we made the first mistake that led to it and I am not going to complain".
City raced out of the traps and were nearly ahead after four minutes, Sterling driving down the right to pick out Leroy Sane, who crashed a first-time volley off the post with Hugo Lloris beaten. "The boys have done well - Spurs put us under a lot of pressure and we just had to make sure we didn't lose the game like we did the last three consecutive games".
Gabriel Jesus has been directly involved in 27 goals in 34 starts in all competitions for Manchester City (20 goals and seven assists).
"What a number we scored as a team in the whole season, that's insane", Klopp said. "The exceptional thing has been 10 months winning, winning, winning and losing just one game", said Guardiola, whose side need two wins to guarantee themselves the title.
That appeared a more distant proposition in the first hour at Southampton when Dusan Tadic and Jan Bednarek scored for the hosts.