Śrīmad-Bhāgavatam · Text 11.6.29
Who is speaking and story frame
तदिदं यादवकुलं वीर्यशौर्यश्रियोद्धतम् ।
लोकं जिघृक्षद् रुद्धं मे वेलयेव महार्णव: ॥ २९ ॥
tad idaṁ yādava-kulaṁ
vīrya-śaurya-śriyoddhatam
lokaṁ jighṛkṣad ruddhaṁ me
velayeva mahārṇavaḥ
That very Yādava dynasty in which I appeared became greatly magnified in opulence, especially in their physical strength and courage, to the extent that they threatened to devour the whole world. Therefore I have stopped them, just as the shore holds back the great ocean.
Read the purport on Vedabase.ioFrom Canto 10, chapter 14 onward, the translation and purports were completed by Śrīla Prabhupāda's disciples after his departure, and published by the Bhaktivedanta Book Trust.