Observe the month of Abib and celebrate the Passover to the LORD your God, because in the month of Abib the LORD your God brought you out of Egypt by night.
Jewish Publication Society of America Version (JPS1917) - Deuteronomy 16:1 >Observe the month of Abib, and keep the passover unto the LORD thy God; for in the month of Abib the LORD thy God brought thee forth out of Egypt by night.