1 Kings 19:8

19:8 So he got up and ate and drank. That meal gave him the strength to travel forty days and forty nights until he reached Horeb, the mountain of God.

1 Kings 8:9

8:9 There was nothing in the ark except the two stone tablets Moses had placed there in Horeb. It was there that the Lord made an agreement with the Israelites after he brought them out of the land of Egypt.