Genesis 18:26

18:26 So the Lord replied, “If I find in the city of Sodom fifty godly people, I will spare the whole place for their sake.”

Genesis 18:29

18:29 Abraham ¹  spoke to him again, ²  “What if forty are found there?” He replied, “I will not do it for the sake of the forty.”

[18:29]  ¹ tn Heb “he”; the referent (Abraham) has been specified in the translation for clarity.

[18:29]  ² tn The construction is a verbal hendiadys – the preterite (“he added”) is combined with an adverb “yet” and an infinitive “to speak.”