Proverbs 4:13 in the King James Version
Take fast hold of instruction; let her not go: keep her; for she is thy life.
Context
12 When you go, your steps will not be hampered. When you run, you will not stumble.
13 Take firm hold of instruction. Don’t let her go. Keep her, for she is your life.
14 Don’t enter into the path of the wicked. Don’t walk in the way of evil men.