Exodus 12:18
In the first month, on the fourteenth day of the month at evening, ye shall eat unleavened bread, till the one and twentieth day of the month at evening.
Exodus 12:15
Seven days shall ye eat unleavened bread; even the first day ye shall put away leaven out of your houses: for whoever eateth leavened bread, from the first day till the seventh day, that soul shall be cut off from Israel.
Leviticus 23:5-8
In the fourteenth day of the first month at evening is the LORD'S passover.
Exodus 12:1-2
And the LORD spoke to Moses and Aaron in the land of Egypt, saying,
Numbers 28:16-25
And on the fourteenth day of the first month is the passover of the LORD.
Treasury of Scripture Knowledge did not add