Śrīmad-Bhāgavatam · Text 10.67.13
Who is speaking and story frame
ता हेलयामास कपिर्भ्रूक्षेपैर्सम्मुखादिभि: ।
दर्शयन् स्वगुदं तासां रामस्य च निरीक्षित: ॥ १३ ॥
tā helayām āsa kapir
bhrū-kṣepair sammukhādibhiḥ
darśayan sva-gudaṁ tāsāṁ
rāmasya ca nirīkṣitaḥ
Even as Lord Balarāma looked on, Dvivida insulted the girls by making odd gestures with his eyebrows, coming right in front of them, and showing them his anus.
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.