Exodus 13:22
Neither the pillar of cloud by day nor the pillar of fire by night left its place before the people.

Exodus 14:2
"Tell the Israelites to turn back and encamp before Pi-hahiroth, between Migdol and the sea. You are to encamp by the sea, directly opposite Baal-zephon.

Numbers 33:7
They set out from Etham and turned back to Pi-hahiroth, opposite Baal-zephon, and they camped near Migdol.