וַיֹּ֥אמֶר נָב֖וֹת אֶל־אַחְאָ֑ב חָלִ֤ילָה לִּי֙ מֵֽיהוָ֔ה מִתִּתִּ֛י אֶת־נַחֲלַ֥ת אֲבֹתַ֖י לָֽךְ׃
Aber Nabot entgegnete dem Ahab: Fern, beim Herrn, sei es von mir, dass ich dir das Erbe meiner Väter weggebe.
Sforno
ופגעו לי בעפרון, that he will sell me this cave even though it is not an agreeable thing for a highly placed person to sell any portion of his land-holdings. We know this from Navot (Kings I 21,3) who had been aghast at the suggestion of selling his vineyard to the king. His precise words were: חלילה לי מתתי את נחלת אבותי לך, “far be it from me to give you any part of my ancestral heritage.”