Descending into the dynasty of King Yadu, You have manifested Your unique transcendental form, and for the benefit of the entire universe You have executed magnanimous transcendental activities.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
अवतीर्य यदोर्वंशे बिभ्रद्रूपमनुत्तमम् । कर्माण्युद्दामवृत्तानि हिताय जगतोऽकृथाः
avatīrya yadorvaṃśe bibhradrūpamanuttamam | karmāṇyuddāmavṛttāni hitāya jagato'kṛthāḥ
SB 11.6.23