Gabriel Jesus scored a dramatic added time victor to take City to the magical 100-point mark. Guardiola's team have been focused on rewriting the record books since clinching the English title nearly a month ago and they added one last landmark achievement on the final day of the season.
Asked if he would welcome Southampton moving quickly to secure a new long-term boss, replied: "I think it's important for the club that they do that". "We did it all season, no surrender, try until the end", he said. "It was an awesome finish from Gabriel".
By matching rivals Manchester United's result on the final day of the season, they maintained their 19-point winning margin - the biggest in the Premier League era, overtaking a benchmark that has stood for 18 years.
City have finished the campaign on +79, beating the old record of +71 set by Carlo Ancelotti's Chelsea title-winning side back in the 2009-10 season. "In the last few weeks these numbers have helped us keep focus".
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32 - No English team has won more games in a top-flight season than City this term.
Fortunately for fourth bottom Southampton, the defeat didn't matter in their battle to avoid relegation as third bottom Swansea lost against Stoke, ensuring Mark Hughes' side avoided the drop by three points.
City began to show a little more of their usual attacking fluidity in the second half but chances remained at a premium for Guardiola's side, Raheem Sterling hitting the post and John Stones seeing his header tipped over the crossbar.
City romped to the title as they hit the 100 point mark.