Contemporary English Version
than to cheat someone and say, "I was only fooling!"

New American Bible
Such are those who deceive their neighbor, and then say, “I was only joking.”

Douay-Rheims Bible
So is the man that hurteth his friend deceitfully: and when he is taken, saith: I did it in jest.

So is the man that hurteth his friend deceitfully: and when he is taken, saith: I did it in jest.

and

Proverbs 10:23 That which the wicked feareth, shall come upon him: to the just their desire shall be given.

Proverbs 14:9 A fool will laugh at sin, but among the just grace shall abide.

Proverbs 15:21 Folly is joy to the fool: and the wise man maketh straight his steps.

Ephesians 5:4 Or obscenity or foolish talking or scurrility, which is to no purpose: but rather giving of thanks.

2 Peter 2:13 Receiving the reward of their injustice, counting for a pleasure the delights of a day: stains and spots, sporting themselves to excess, rioting in their feasts with you: