15 The Commander of the LORD’s army replied, “Take off your sandals, for the place where you are standing is holy.” And Joshua did so.
Joshua 5:15 Cross References - BSB
Exodus 3:5
5 “Do not come any closer,” God said. “Take off your sandals, for the place where you are standing is holy ground.”
Acts 7:32-33
2 Peter 1:18
18 And we ourselves heard this voice from heaven when we were with Him on the holy mountain.