Números 33:3

3 The Israelites set out from Rameses on the fifteenth day of the first month, the day after the Passover. They marched out defiantly in full view of all the Egyptians,

3 On the fifteenth day of the first month they went out from Rameses; on the day after the Passover the children of Israel went out by the power of the Lord before the eyes of all the Egyptians,