Srimad Bhagavatam Canto 08, Chapter 13, Text 08

SB 8.13.8

vivasvatas ca dve jaye
 visvakarma-sute ubhe
samjña chaya ca rajendra
 ye prag abhihite tava
 
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 
 
O King, I have previously described [in the Sixth Canto] the two daughters of Visvakarma, named Samjña and Chaya, who were the first two wives of Vivasvan.
Srimad Bhagavatam Canto 08, Chapter 13, Text 07
Srimad Bhagavatam Canto 08, Chapter 13, Text 09