the priests

Joshua 3:3-6
and commanded the people: "When you see the ark of the covenant of the LORD your God being carried by the Levitical priests, you are to set out from your positions and follow it. . . .

stood firm

Joshua 4:3
and command them: 'Take up for yourselves twelve stones from the middle of the Jordan where the priests were standing, carry them with you, and set them down in the place where you spend the night.'"

2 Kings 2:8
And Elijah took his cloak, rolled it up, and struck the waters, which parted to the right and to the left, so that the two of them crossed over on dry ground.

all the Israelites

Exodus 14:22, 29
and the Israelites went through the sea on dry ground, with walls of water on their right and on their left. . . .

Psalm 66:6
He turned the sea into dry land; they passed through the waters on foot; there we rejoiced in Him.

Isaiah 25:8
He will swallow up death forever. The Lord GOD will wipe away the tears from every face and remove the disgrace of His people from the whole earth. For the LORD has spoken.

Hebrews 11:29
By faith the people passed through the Red Sea as on dry land; but when the Egyptians tried to follow, they were drowned.