Shiva Purana

siva.sh/siva-purana/saturda-samhita/19/56

श्रीकृष्णनियमस्यापि परीक्षां स चकार ह ।। तां शृणु त्वं मुनिश्रेष्ठ कथयामि कथां च ताम् ।। ५६ ।।

sanskrit

He had tested the resoluteness of lord Kṛṣṇa too. O excellent sage, listen to that also. I shall tell you that story also.

english translation

zrIkRSNaniyamasyApi parIkSAM sa cakAra ha || tAM zRNu tvaM munizreSTha kathayAmi kathAM ca tAm || 56 ||

hk transliteration by Sanscript