Exodus 13:3 Ex. 13:3
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 the LORD brought you out from this place: there shall no leavened bread be eaten.
Galatians 5:9 Gal. 5:9
A little leaven leaveneth the whole lump.
(Relation)