Obadiah Chapter 1, Verse 15

15: For the day of the LORD is near upon all the heathen: as thou hast done, it shall be done unto thee: thy reward shall return upon thine own head.- edit KJV text
15: For the day of the Lord is at hand upon all nations: as thou hast done, so shall it be done to thee: he will turn thy reward upon thy own head.— edit Douay text
15: For the day of the Lord is near upon all the Gentiles: as thou have done, so shall it be [done] to thee: thy recompense shall be returned on thine [own] head.— edit LXX text