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Where does the Bible say “fear not, for I am with you”?

It is in Isaiah 41:10 · King James Version

«Fear thou not; for I am with thee: be not dismayed; for I am thy God: I will strengthen thee; yea, I will help thee; yea, I will uphold thee with the right hand of my righteousness.»
Read the chapter Isaiah 41 →

See also

Joshua 1:9

Have not I commanded thee? Be strong and of a good courage; be not afraid, neither be thou dismayed: for the Lord thy God is with thee whithersoever thou goest.

Psalms 56:3

What time I am afraid, I will trust in thee.