וַֽיהוָ֞ה ה֣וּא ׀ הַהֹלֵ֣ךְ לְפָנֶ֗יךָ ה֚וּא יִהְיֶ֣ה עִמָּ֔ךְ לֹ֥א יַרְפְּךָ֖ וְלֹ֣א יַֽעַזְבֶ֑ךָּ לֹ֥א תִירָ֖א וְלֹ֥א תֵחָֽת׃
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.’
Read midrashic interpretation of Deuteronomy 31:8: and classical rabbinic exegesis.