Pep Guardiola's City crushed United 6-3 in the Premier League on Sunday.
Arsenal posted a 3-1 win over 10-man Tottenham at the Emirates Stadium.
Arsenal defeated Brentford 3-0 to return to the top of the points table.
Tottenham got a 6-2 win against struggling Leicester in the premier league.
Jack Grealish and Phil Foden also scored in the 3-0 win for Pep Guardiola's side.
Nottingham Forest squandered a lead for the second successive Premier League game as they slipped to a 3-2 home defeat by Fulham.
The top flight Premier League and the English Football League had already announced they were postponing their next round of fixtures.
Manchester United won 3-1 at Old Trafford on Sunday.
Erling Haaland scored again but Gerrard's Aston Villa secured a 1-1 draw against Manchester City.
The match ended goalless with both sides hitting the woodwork.