10. Sarah heard it in the tent door, which was behind him—The women's apartment is in the back of the tent, divided by a thin partition from the men's.

     12. Therefore Sarah laughed within herself—Long delay seems to have weakened faith. Sarah treated the announcement as incredible, and when taxed with the silent sneer, she added falsehood to distrust. It was an aggravated offense (Ac 5:4), and nothing but grace saved her (Ro 9:18).

     Ge 18:16-22. DISCLOSURE OF SODOM'S DOOM.