וַ֠יֹּאמֶר אַל־נָ֞א יִ֤חַר לַֽאדֹנָי֙ וַאֲדַבֵּ֔רָה אוּלַ֛י יִמָּצְא֥וּן שָׁ֖ם שְׁלֹשִׁ֑ים וַיֹּ֙אמֶר֙ לֹ֣א אֶֽעֱשֶׂ֔ה אִם־אֶמְצָ֥א שָׁ֖ם שְׁלֹשִֽׁים׃
And he said: ‘Oh, let not the Lord be angry, and I will speak. Peradventure there shall thirty be found there.’ And He said: ‘I will not do it, if I find thirty there.’
Find Mishnaic references to Genesis 18:30: , passages from the 63 tractates of the Mishnah.