וַיָּבֹ֣א אֶל־בֵּית֗וֹ וַיִּקַּ֤ח אֶת־הַֽמַּאֲכֶ֙לֶת֙ וַיַּחֲזֵ֣ק בְּפִֽילַגְשׁ֔וֹ וַֽיְנַתְּחֶ֙הָ֙ לַעֲצָמֶ֔יהָ לִשְׁנֵ֥ים עָשָׂ֖ר נְתָחִ֑ים וַֽיְשַׁלְּחֶ֔הָ בְּכֹ֖ל גְּב֥וּל יִשְׂרָאֵֽל׃
And when he was come into his house, he took a knife, and laid hold on his concubine, and divided her, limb by limb, into twelve pieces, and sent her throughout all the borders of Israel.
Read halakhic rulings (Jewish law) on Judges 19:29: and classical halakhic sources.