Śrīmad-Bhāgavatam · Text 10.67.23
Who is speaking and story frame
ततोऽमुञ्चच्छिलावर्षं बलस्योपर्यमर्षित: ।
तत्सर्वं चूर्णयामास लीलया मुषलायुध: ॥ २३ ॥
tato ’muñcac chilā-varṣaṁ
balasyopary amarṣitaḥ
tat sarvaṁ cūrṇayāṁ āsa
līlayā muṣalāyudhaḥ
The angry ape then released a rain of stones upon Lord Balarāma, but the wielder of the club easily pulverized them all.
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.