And when Abraham said, 'Lord, show me how thou wilt revive the dead,' He said, 'What, dost thou not yet believe?' Said he, 'Yea, but that my heart may be quieted.' He said, 'Then take four birds, and take them close to thyself; then put a part of them on every mountain; then call them, and they will come to thee in haste; and know that God is mighty, wise.'