THE AMPLIFIED BIBLE
14Strive to live in peace with everybody and pursue that consecration and holiness without which no one will [ever] see the Lord.
15Exercise foresight and be on the watch to look [after one another], to see taht no one falls back from and fails to secure God's grace (His unmerited favor and spiritual blessing), in order that no root of resentment (rancor, bitterness, or hatred) shoots forth and causes trouble and bitter torment, and the many become contaminated and defiled by it -