Genesis 11:8

11:8 So the Lord scattered them from there across the face of the entire earth, and they stopped building ¹  the city.

Genesis 18:11

18:11 Abraham and Sarah were old and advancing in years; ²  Sarah had long since passed menopause.) ³ 

[11:8]  ¹ tn The infinitive construct לִבְנֹת (livnot, “building”) here serves as the object of the verb “they ceased, stopped,” answering the question of what they stopped doing.

[18:11]  ² tn Heb “days.”

[18:11]  ³ tn Heb “it had ceased to be for Sarah [after] a way like women.”