Genesis 41:18-19
41:18 Then seven fat and fine-looking cows were coming up out of the Nile, and they grazed in the reeds.
41:19 Then seven other cows came up after them; they were scrawny, very bad-looking, and lean. I had never seen such bad-looking cows as these in all the land of Egypt!
Genesis 41:22-23
41:22 I also saw in my dream seven heads of grain growing on one stalk, full and good.
41:23 Then seven heads of grain, withered and thin and burned with the east wind, were sprouting up after them.