Exodus 13:6
Seven days you will eat unleavened bread, and on the seventh day [will be] a feast for Yahweh.
Exodus 12:15-20
You will eat unleavened bread for seven days. Surely on the first day you shall remove yeast from your houses, because anyone [who] eats [food with] yeast from the first day until the seventh day--that person will be cut off from Israel.
Exodus 34:18
"You will keep the Feast of Unleavened Bread. Seven days you will eat unleavened bread, which I commanded you, at the appointed time of the month of Abib, for in the month of Abib you came out from Egypt.
Leviticus 23:8
And you shall present an offering for Yahweh made by fire [for] seven days; on the seventh day [there shall be] a holy assembly; you shall not do {any regular work}.'"
Treasury of Scripture Knowledge did not add