出埃及記 12:39

他們用埃及帶出來的生麵烤成無酵餅。這生麵原沒有發起；因為他們被催逼離開埃及，不能耽延，也沒有為自己預備甚麼食物。

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 victual.