Acts 7:30

"But at the end of forty years there appeared to him, in the desert of Mt. Sinai, an angel in a flame of fire, in a bush.

Acts 7:38

"This is the one who was in the congregation in the wilderness along with the angel who spoke to him in Mt. Sinai, and with our ancestors to whom he gave living words to hand down to us.

Galatians 4:24

Now all this is an allegory, for these women are the two covenants; one from Mount Sinai, which is Hagar bearing children into bondage

Treasury of Scripture Knowledge

Summary

For they were departed from Rephidim, and were come to the desert of Sinai, and had pitched in the wilderness; and there Israel camped before the mount.

Bible References

Camped

Acts 7:30
"But at the end of forty years there appeared to him, in the desert of Mt. Sinai, an angel in a flame of fire, in a bush.
Galatians 4:24
Now all this is an allegory, for these women are the two covenants; one from Mount Sinai, which is Hagar bearing children into bondage