Exodus 1:9-11

9 and said to his people, Lo! the people of the sons of Israel is much, and stronger than we;

10 come ye, wisely oppress we it, lest peradventure it be multiplied; and lest, if battle riseth against us, it be added to our enemies, and go out of the land, when we be overcome.

11 And so he made masters of works sovereigns to them, that they should torment them with charges. And they made [the] cities of tabernacles, either of treasures, as it is in Hebrew, to Pharaoh, Pithom, and Raamses.