James 2:13

For he shall have judgment without mercy, that hath shewed no mercy; and mercy rejoiceth against judgment.
— James 2:13, King James Version

In other translations

World English Bible (WEB)

For judgment is without mercy to him who has showed no mercy. Mercy triumphs over judgment.

American Standard Version (ASV)

For judgment is without mercy to him that hath showed no mercy: mercy glorieth against judgment.

Young's Literal Translation (YLT)

for the judgment without kindness <FI>is<Fi> to him not having done kindness, and exult doth kindness over judgment.