Shiva Purana

siva.sh/siva-purana/uma-samhita/38/15

त्रिशंकुरिति होवाच त्रिशंकुरिति स स्मृतः ।। विश्वामित्रस्तु दाराणामागतो भरणे कृते ।। १५ ।।

sanskrit

He was called Trishanku and was known as Trishanku. Viswamitra came to support his wives.

english translation

trizaMkuriti hovAca trizaMkuriti sa smRtaH || vizvAmitrastu dArANAmAgato bharaNe kRte || 15 ||

hk transliteration by Sanscript