Acts 15:37-38
But Barnabas advised to take with them John, also called Mark.
Luke 9:62
And Jesus said to him, No one putting his hand to the plow, and looking back, is worthy of the kingdom of God.
1 Corinthians 15:33
Be not deceived: Evil communications corrupt good manners.
Revelation 3:16
Thus because you are lukewarm, and neither hot nor cold, I am about to spew you out of my mouth.
Revelation 21:8
But to the cowardly, and unbelieving, and the abominable, and the murderers, and the fornicators, and the sorcerers, and the idolaters, and all liars, shall be their part in the lake which burns with fire and brimstone, which is the second death.