In Śrīmad Bhāgavatam 2.7.26, Brahmājī introduces the avatāra named "Krishna." It is an exceedingly deep and wondrous śloka, so I would like to avail myself of the honor and pleasure of discussing it to some extent with those of you who might chance to happen upon this page.

bhūmeḥ suretara-varūtha-vimarditāyāḥ
kleśa-vyayāya kalayā sita-kṛṣṇa-keśaḥ
jātaḥ kariṣyati janānupalakṣya-mārgaḥ
karmāṇi cātma-mahimopanibandhanāni…