The Supreme Lord said: During the age of the first Manu, the sage Marīci had six sons by his wife Ūrnā. They were all exalted demigods, but once they laughed at Lord Brahmā when they saw him preparing to have sex with his own daughter.
PURPORT
This verse has not purport by Hṛdayānanda, humble servant of His Divine Grace A.C. Bhaktivedanta Svāmī Prabhupāda.