Vishnupurana 5.4.p3

5.4.p3

Having passed these orders Kansa went to his palace and liberated Vasudeva and Devaki from their captivity. He said to them.—"In vain have I killed all your children, for he, who is destined to kill me, has escaped. It is useless to regret the the past. The children, who shall be born to you after this, may enjoy life till its natural close; no one shall cut it short". Having thus consoled them, Kansa, greatly terrified for himself, went into the inner apartments of his palace.