Matthew 26:2 Ye know that after two days is [the feast of] the passover, and the Son of man is betrayed to be crucified.
Mark 14:1 After two days was [the feast of] the passover, and of unleavened bread: and the chief priests and the scribes sought how they might take him by craft, and put [him] to death.
Mark 14:2 But they said, Not on the feast [day], lest there be an uproar of the people.
John 18:28 Then led they Jesus from Caiaphas unto the hall of judgment: and it was early; and they themselves went not into the judgment hall, lest they should be defiled; but that they might eat the passover.