Fourfold - The exact number prescribed by the Law (see the marginal references), and acted upon by Zaccheus. The Septuagint has “sevenfold,” as in Proverbs 6:31.
Related Commentaries of 2 Samuel 12:6
2 Samuel 12:6
6 And he shall restore the lamb fourfold, because he did this thing, and because he had no pity.