Acts 15:37-38
Now Barnabas wanted to take with them John, who was called Mark.
Luke 9:62
But Jesus answered him, "No man who puts his hand to the plow and then looks back, is fit for the kingdom of God."
1 Corinthians 15:33
Do not deceive yourselves. Evil companions ruin good morals.
Revelation 3:16
Would that you were either cold or hot. So because you are lukewarm, and neither hot nor cold, I am about to spew you out of my mouth.
Revelation 21:8
But as for the cowards, the faithless, the abominable, And for the murderers, fornicators, sorcerers, Idolaters, and all liars, Their part will be in the lake that blazes with fire and brimstone. "This is the second death."