Exodus 7:15

7:15 Go to Pharaoh in the morning when he goes out to the water. Position yourself to meet him by the edge of the Nile, and take in your hand the staff that was turned into a snake.

Exodus 8:20

The Fourth Blow: Flies

8:20 The Lord said to Moses, “Get up early in the morning and position yourself before Pharaoh as he goes out to the water, and tell him, ‘Thus says the Lord, “Release my people that they may serve me!

Exodus 28:29

28:29 Aaron will bear the names of the sons of Israel in the breastpiece of decision over his heart when he goes into the holy place, for a memorial before the Lord continually.