John Gills Exposition of the Bible Commentary - Genesis 18:13
And the Lord said unto Abraham ,.... This discovers who the person was that had been conversing with Abraham, that he was a divine Person, as appears by his name "Jehovah", as well as by his knowledge of Sarah's behaviour; he did not turn himself to her, that it might be more manifest that it was not upon the sight of her he judged she laughed, but from his own omniscience; and he chose rather to speak to her husband than to her, appearing as a stranger, and that he might reprove her: ... read more
John Gills Exposition of the Bible Commentary - Genesis 18:12
Therefore Sarah laughed within herself ,.... Not for joy of a son, and as pleased with it, believing so it would be; but as disbelieving it, and perhaps deriding it, and confuting it with a laugh, which, though it did not appear in her countenance, was secretly in her heart: saying , not with her mouth, but in her mind: after I am waxed old , being almost ninety years of age: shall I have pleasure ? in conception, or rather in having a son, and in suckling and nursing him, and... read more