Sarah is eavesdropping on the conversation from inside the tent entrance. And when one of the visitors promises that she will bear a son long after her child-bearing years are over, Sarah laughs. Then the LORD (in the guise of the strangers, as it turns out) says to Abraham, “Why did Sarah laugh, and say, ‘Shall I indeed bear a child, now that I am old?’” But then comes the crux of the matter, the question on which the whole story hinges: “Is anything too wonderful for the LORD?” … More Nothing is impossible for God