Treasury of Scripture Knowledge
At this time
But my covenant will I establish with Isaac, whom Sarah shall bear unto you at this set time in the next year.
And he said, I will certainly return unto you according to the time of life; and, lo, Sarah your wife shall have a son. And Sarah heard it in the tent door, which was behind him.
Through faith also Sara herself received strength to conceive, and was delivered of a child when she was past age, because she judged him faithful who had promised.