SB 8.24.31
sri-suka uvaca
iti bruvanam nrpatim jagat-patih
satyavratam matsya-vapur yuga-ksaye
vihartu-kamah pralayarnave ’bravic
cikirsur ekanta-jana-priyah priyam
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada:
Sukadeva Gosvami said: When King Satyavrata spoke in this way, the Supreme Personality of Godhead, who at the end of the yuga had assumed the form of a fish to benefit His devotee and enjoy His pastimes in the water of inundation, responded as follows.