esa deva diter garbha

 ojah kasyapam arpitam

disas timirayan sarva

 vardhate ’gnir ivaidhasi

 

Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 

 

As fuel overloads a fire, so the embryo created by the semen of Kasyapa in the womb of Diti has caused complete darkness throughout the universe.

 

Purport by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 

 

The darkness throughout the universe is explained herewith as being caused by the embryo created in the womb of Diti by the semen of Kasyapa.