The Israelite got the materials for the Ark of Covenant from Mount Sinai.
Step-by-step explanation:
The ark was built after the exodus of Israelite from Egypt. The ark is said to have been made after God gave a pattern for the ark to Moses. The Ark of Covenant was considered to be holy by the Jews.
The ark was basically a box made of acacia wood and was plated with pure gold. The ark was used for religious as was well as pragmatic purposes by the Israelite.