וַיָּ֨קָם הַשָּׂדֶ֜ה וְהַמְּעָרָ֧ה אֲשֶׁר־בּ֛וֹ לְאַבְרָהָ֖ם לַאֲחֻזַּת־קָ֑בֶר מֵאֵ֖ת בְּנֵי־חֵֽת׃ (ס)
And the field, and the cave that is therein, were made sure unto Abraham for a possession of a burying-place by the children of Heth.
Read halakhic rulings (Jewish law) on Genesis 23:20: and classical halakhic sources.