Genesis 41:26, 46, 49

The seven good kine are seven years; and the seven good ears are seven years: the dream is one.

And Joseph was thirty years old when he stood before Pharaoh king of Egypt. And Joseph went out from the presence of Pharaoh, and went throughout all the land of Egypt.

And Joseph gathered corn as the sand of the sea, very much, until he left numbering; for it was without number.