Srimad Bhagavatam Canto 06, Chapter 05, Text 01

SB 6.5.1

sri-suka uvaca
tasyam sa pañcajanyam vai
 visnu-mayopabrmhitah
haryasva-samjñan ayutam
 putran ajanayad vibhuh
 
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 
 
Srila Sukadeva Gosvami continued: Impelled by the illusory energy of Lord Visnu, Prajapati Daksa begot ten thousand sons in the womb of Pañcajani [Asikni]. My dear King, these sons were called the Haryasvas.
Srimad Bhagavatam Canto 06, Chapter 05, Text 02