Śrīmad-Bhāgavatam · Text 10.18.25
Who is speaking and story frame
अविषह्यं मन्यमान: कृष्णं दानवपुङ्गव: ।
वहन् द्रुततरं प्रागादवरोहणत: परम् ॥ २५ ॥
aviṣahyaṁ manyamānaḥ
kṛṣṇaṁ dānava-puṅgavaḥ
vahan drutataraṁ prāgād
avarohaṇataḥ param
Considering Lord Kṛṣṇa invincible, that foremost demon [Pralamba] quickly carried Balarāma far beyond the spot where he was supposed to put his passenger down.
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.