Amos 1:13 in the World English Bible
The LORD says: “For three transgressions of the children of Ammon, yes, for four, I will not turn away its punishment, because they have ripped open the pregnant women of Gilead, that they may enlarge their border.
Context
12 But I will send a fire upon Teman, which shall devour the palaces of Bozrah.
13 Thus saith the LORD; For three transgressions of the children of Ammon, and for four, I will not turn away the punishment thereof; because they have ripped up the women with child of Gilead, that they might enlarge their border:
14 But I will kindle a fire in the wall of Rabbah, and it shall devour the palaces thereof, with shouting in the day of battle, with a tempest in the day of the whirlwind: