Śrīmad-Bhāgavatam · Text 11.5.50
Who is speaking and story frame
भूभारासुरराजन्यहन्तवे गुप्तये सताम् ।
अवतीर्णस्य निर्वृत्यै यशो लोके वितन्यते ॥ ५० ॥
bhū-bhārāsura-rājanya-
hantave guptaye satām
avatīrṇasya nirvṛtyai
yaśo loke vitanyate
The Supreme Personality of Godhead descended to kill the demoniac kings who were the burden of the earth and to protect the saintly devotees. However, both the demons and the devotees are awarded liberation by the Lord’s mercy. Thus, His transcendental fame has spread throughout the universe.
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.