There was nothing in the ark except the two tablets that Moses had placed in it at Horeb, where the LORD had made a covenant with the Israelites after they had come out of Egypt.
KJV
[There was] nothing in the ark save the two tables which Moses put [therein] at Horeb, when the LORD made [a covenant] with the children of Israel, when they came out of Egypt.
ASV
There was nothing in the ark save the two tables which Moses put there at Horeb, when Jehovah made a covenant with the children of Israel, when they came out of Egypt.