Abraham had accepted without question the promise of a son, but he did not wait for God to fulfill His word in His own time and way. A delay was permitted, to test his faith in the power of God; but he failed to endure the trial. Thinking it impossible that a child should be given her in her old age, Sarah suggested, as a plan by which the divine purpose might be fulfilled, that one of her handmaidens should be taken by Abraham as a secondary wife. Polygamy had become so widespread that it had ceased to be regarded as a sin, but it was no less a violation of the law of God, and was fatal to the sacredness and peace of the family relation. Abraham’s marriage with Hagar resulted in evil, not only to his own household, but to future generations.