Exodus 14:2; Exodus 14:9

2 "Tell the people of Israel to turn back and encamp in front of Pi-hahiroth, between Migdol and the sea, in front of Baal-zephon; you shall encamp facing it, by the sea.

9 The Egyptians pursued them, all Pharaoh's horses and chariots and his horsemen and his army, and overtook them encamped at the sea, by Pi-hahiroth, in front of Baal-zephon.