Acts 15:37-38
And Barnabas was desiring to take with them John also, who was called Mark.
Luke 9:62
And Jesus said to him, "No one, having put his hand to a plow, and looking back, is fit for the Kingdom of God."
1 Corinthians 15:33
Be not deceived; evil companionships corrupt good morals.
Revelation 3:16
So, because you are lukewarm, and neither hot nor cold, I am about to spew you out of My mouth.
Revelation 21:8
But, for the fearful, and unbelieving, and abominable, and murderers, and fornicators, and sorcerers, and idolaters, and all the liars, their part shall be in the lake that burns with fire and brimstone; which is the second death."