Śrīmad-Bhāgavatam · Text 10.22.8
Who is speaking and story frame
भगवांस्तदभिप्रेत्य कृष्णो योगेश्वरेश्वर: ।
वयस्यैरावृतस्तत्र गतस्तत्कर्मसिद्धये ॥ ८ ॥
bhagavāṁs tad abhipretya
kṛṣno yogeśvareśvaraḥ
vayasyair āvṛtas tatra
gatas tat-karma-siddhaye
Lord Kṛṣṇa, the Supreme Personality of Godhead and master of all masters of mystic yoga, was aware of what the gopīs were doing, and thus He went there surrounded by His young companions to award the gopīs the perfection of their endeavor.
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.