1 Samuel 12:20 in the King James Version
And Samuel said unto the people, Fear not: ye have done all this wickedness: yet turn not aside from following the LORD, but serve the LORD with all your heart;
Context
19 All the people said to Samuel, “Pray for your servants to the LORD your God, that we not die; for we have added to all our sins this evil, to ask for a king.”
20 Samuel said to the people, “Don’t be afraid. You have indeed done all this evil; yet don’t turn away from following the LORD, but serve the LORD with all your heart.
21 Don’t turn away to go after vain things which can’t profit or deliver, for they are vain.