Deut 28:57

וּֽבְשִׁלְיָתָ֞הּ הַיּוֹצֵ֣ת מִבֵּ֣ין רַגְלֶ֗יהָ וּבְבָנֶ֨יהָ֙ אֲשֶׁ֣ר תֵּלֵ֔ד כִּֽי־תֹאכְלֵ֥ם בְּחֹֽסֶר־כֹּ֖ל בַּסָּ֑תֶר בְּמָצוֹר֙ וּבְמָצ֔וֹק אֲשֶׁ֨ר יָצִ֥יק לְךָ֛ אֹיִבְךָ֖ בִּשְׁעָרֶֽיךָ׃

the afterbirth that comes from between her legs and the children she bears, because she will secretly eat them for lack of anything else in the siege and distress that your enemy will inflict on you within your gates.