Return, my daughters, go forth. For I am now exhausted by old age, and not fit for the bond of marriage. Even if I were to conceive on this night, and bear sons,
Abraham fell on his face, and he laughed, saying in his heart: "Do you think a son can be born to a one hundred year old man? And will Sarah give birth at the age of ninety?"
Because of this matter, Judah said to his daughter-in-law Tamar, "Be a widow in your father's house, until my son Shelah grows up." For he was afraid, lest he also might die, just as his brothers did. She went away, and she lived in her father's house.
if you were willing to wait until they were grown and had completed the years of adolescence, you would be elderly before you could marry. Do not do so, I beg you, my daughters. For your difficulties weigh upon me greatly, and the hand of the Lord has been set against me."