'Leavened' in the Bible
Seven days shall ye eat unleavened bread; even the first day ye shall put away leaven out of your houses: for whosoever eateth leavened bread from the first day until the seventh day, that soul shall be cut off from Israel.
Seven days shall there be no leaven found in your houses: for whosoever eateth that which is leavened, that soul shall be cut off from the congregation of Israel, whether he be a sojourner, or one that is born in the land.
Ye shall eat nothing leavened; in all your habitations shall ye eat unleavened bread.
And the people took their dough before it was leavened, their kneading-troughs being bound up in their clothes upon their shoulders.
And they baked unleavened cakes of the dough which they brought forth out of Egypt; for it was not leavened, because they were thrust out of Egypt, and could not tarry, neither had they prepared for themselves any victuals.
And Moses said unto the people, Remember this day, in which ye came out from Egypt, out of the house of bondage; for by strength of hand Jehovah brought you out from this place: there shall no leavened bread be eaten.
Unleavened bread shall be eaten throughout the seven days; and there shall no leavened bread be seen with thee, neither shall there be leaven seen with thee, in all thy borders.
Thou shalt not offer the blood of my sacrifice with leavened bread; neither shall the fat of my feast remain all night until the morning.
Thou shalt not offer the blood of my sacrifice with leavened bread; neither shall the sacrifice of the feast of the passover be left unto the morning.
With cakes of leavened bread he shall offer his oblation with the sacrifice of his peace-offerings for thanksgiving.
Thou shalt eat no leavened bread with it; seven days shalt thou eat unleavened bread therewith, even the bread of affliction; for thou camest forth out of the land of Egypt in haste: that thou mayest remember the day when thou camest forth out of the land of Egypt all the days of thy life.
They are all adulterers; they are as an oven heated by the baker; he ceaseth to stir the fire , from the kneading of the dough, until it be leavened.
and offer a sacrifice of thanksgiving of that which is leavened, and proclaim freewill-offerings and publish them: for this pleaseth you, O ye children of Israel, saith the Lord Jehovah.
Another parable spake he unto them; The kingdom of heaven is like unto leaven, which a woman took, and hid in three measures of meal, till it was all leavened.
It is like unto leaven, which a woman took and hid in three measures of meal, till it was all leavened.