And, behold, there came up out of the river seven well favoured kine and fatfleshed; and they fed in a meadow. ... And he slept and dreamed the second time: and, behold, seven ears of corn came up upon one stalk, rank and good. ... Behold, there come seven years of great plenty throughout all the land of Egypt: ... And in the seven plenteous years the earth brought forth by handfuls. ... And the seven years of plenteousness, that was in the land of Egypt, were ended.
And thus shall ye eat it; with your loins girded, your shoes on your feet, and your staff in your hand; and ye shall eat it in haste: it is the LORD's passover.