And Sterling completed his hat-trick and secured the three points just before the hour mark when he crept in behind Daryl Janmaat to collect Bernardo Silva's exquisite through ball and slot past Watford goalkeeper Ben Foster.
Watford had made it tough for City in the first half - certainly more hard than some onlookers had expected when the teams were announced.
"We're just focused on one game at a time".
Yet if the opener was debatable, there was no argument about the other two as Sterling made it 15 league goals for the season. "We try to win every game". It is possible that the two officials, referee Paul Tierney and his assistant Adrian Holmes, were applying the clause in Law 11 that dictates a player in an offside position is not causing an offence if he is "receiving the ball from an opponent who deliberately plays the ball".
'No, I didn't hear what (the referee) was saying but at the time I didn't think I was offside, so I was hoping he did have a long think and give us the goal and that's exactly what he's done, ' the England global told CityTV.
"I happened to get the luck, so I am happy with that".
And with Saturday's home game versus Watford followed by a 21-day break to their next league encounter, after which City's schedule is relentless, Guardiola acknowledges the importance of taking another big stride at the Etihad Stadium.
England captain Kane's first-half milestone was eclipsed as third-placed Spurs squandered a lead in a game they were dominating, prompting criticism of his players by manager Mauricio Pochettino.
Ward-Prowse's stunning free-kick victor left Spurs on 61 points, 13 behind Man City and nine adrift of Liverpool.
City move four points ahead of Liverpool, who play Burnley on Sunday.
Allegri presented a united front with Juventus' owners this week following reports of a rift in the aftermath of their 2-0 loss to Atletico Madrid in the first leg of their Champions League last-16 tie.
Cardiff City, Fulham and Huddersfield town are the three clubs to relegate at the end of the season as they were unable to gather at least 30 points after 38 matches.
"So, I am so sorry, apologise, to Javi (Gracia) and the club Watford if the first goal is offside, but we made an incredible game and we played good in the first half".
Those seeking proof of air strike ‘appeasing’ Pak: Modi
India, in retaliation to the Kashmir bombing, had bombed the JeM's biggest training camp in Balakot , Pakistan, on February 26. Pakistani officials say this crackdown is part of a long-planned drive and not a response to Indian anger.
Tiger Woods withdraws from Arnold Palmer over neck problem
Woods last teed-up a fortnight ago at the WGC-Mexico Championship and finished in a share of 10th place. Woods is expected by many to compete for majors this year.
LeBron James is 'no Michael Jordan,' says Skip Bayless
James , on the other hand, is in the first year of a four-year, $153.3 million contract with the Los Angeles Lakers . James now trails only Kareem Abdul-Jabbar (38,387 points), Karl Malone (36,928) and Kobe Bryant (33,643).