Deuteronomy 31:8 in the King James Version
And the LORD, 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.
Context
7 Moses called to Joshua, and said to him in the sight of all Israel, “Be strong and courageous, for you shall go with this people into the land which the LORD has sworn to their fathers to give them; and you shall cause them to inherit it.
8 The LORD himself is who goes before you. He will be with you. He will not fail you nor forsake you. Don’t be afraid. Don’t be discouraged.”
9 Moses wrote this law and delivered it to the priests the sons of Levi, who bore the ark of the LORD’s covenant, and to all the elders of Israel.