Bhagavatapurana 8.24.25

8.24.25

evaṃ vimohitastena vadatā valgubhāratīm /
tamāha ko bhavān asmān matsyarūpeṇa mohayan //

25. Confounded to hear the fish talk thus in winning accents, the king said to it, “Who art thou that in the form of fish deludest me.”