Deuteronomy 31:8-10

American Standard Version

⁸ And Jehovah, he it is that doth go before thee; he will be with thee, he will not fail thee, neither forsake thee: fear not, neither be dismayed.

⁹ And Moses wrote this law, and delivered it unto the priests the sons of Levi, that bare the ark of the covenant of Jehovah, and unto all the elders of Israel. ¹⁰ And Moses commanded them, saying, At the end of every seven years, in the set time of the year of release, in the feast of tabernacles,