'Unleavened' in the Bible

They shall eat the meat that same night, roasted in fire, and they shall eat it with unleavened bread and bitter herbs.

[In the celebration of the Passover in future years,] seven days you shall eat unleavened bread, but on the first day you shall remove the leaven from your houses [because it represents the spread of sin]; for whoever eats leavened bread on the first day through the seventh day, that person shall be cut off and excluded from [the atonement made for] Israel.

You shall also observe the Feast of Unleavened Bread, because on this very day I brought your hosts [grouped according to tribal armies] out of the land of Egypt; therefore you shall observe this day throughout your generations as an ordinance forever.

In the first month, on the fourteenth day of the month at evening, you shall eat unleavened bread, [and continue] until the twenty-first day of the month at evening.

You shall eat nothing leavened; in all your dwellings you shall eat unleavened bread.’”

And they baked unleavened cakes of the dough which they brought from Egypt; it was not leavened, since they were driven [quickly] from Egypt and could not delay, nor had they prepared any food for themselves.

For seven days you shall eat unleavened bread, and on the seventh day there shall be a feast to the Lord.

Unleavened bread shall be eaten throughout the seven days; no leavened bread shall be seen with you, nor shall there be leaven within the borders of your territory.

You shall observe the Feast of Unleavened Bread; for seven days you shall eat unleavened bread, as I commanded you, at the appointed time in the month of Abib, for in it you came out of Egypt. No one shall appear before Me empty-handed [but you shall bring sacrificial offerings].

and unleavened bread and unleavened cakes mixed with oil, and unleavened wafers spread with oil; you shall make them of fine wheat flour.

and one loaf of bread and one cake of oiled bread and one wafer out of the basket of the unleavened bread that is before the Lord;

“You shall observe the Feast of Unleavened Bread (Passover). For seven days you shall eat unleavened bread, as I have commanded you, at the appointed time in the month of Abib; for in the month of Abib you came out of Egypt.