Śrīmad-Bhāgavatam · Text 10.78.30
Who is speaking and story frame
अस्य ब्रह्मासनं दत्तमस्माभिर्यदुनन्दन ।
आयुश्चात्माक्लमं तावद् यावत् सत्रं समाप्यते ॥ ३० ॥
asya brahmāsanaṁ dattam
asmābhir yadu-nandana
āyuś cātmāklamaṁ tāvad
yāvat satraṁ samāpyate
“O favorite of the Yadus, we gave him the seat of the spiritual master and promised him long life and freedom from physical pain for as long as this sacrifice continues.
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.