They summoned the goddess Yogamaya and experienced her transfer the fetus through the womb of Devaki towards the womb of Rohini (Vasudeva's other spouse who lived with her sister Yashoda through the river Yamuna, inside the village of cowherds at Gokulam). Thus the child conceived in a single womb was https://digitalasset.sfo2.digitaloceanspaces.com/SouthernCaliforniaSurrogacy/Becoming-A-Surrogate-In-Southern-California.html