Deuteronomy 10:5

Then I turned and came down from the mountain, and put the tablets in the ark which I had made; and there they are, just as the LORD commanded me."

Surrounding context

10:4 And He wrote on the tablets according to the first writing, the Ten Commandments, which the LORD had spoken to you in the mountain from the midst of the fire in the day of the assembly; and the LORD gave them to me.

10:5 Then I turned and came down from the mountain, and put the tablets in the ark which I had made; and there they are, just as the LORD commanded me."

10:6 (Now the children of Israel journeyed from the wells of Bene Jaakan to Moserah, where Aaron died, and where he was buried; and Eleazar his son ministered as priest in his stead.

Translation and sources