SB 9.8.29

taṁ parikramya śirasā
 prasādya hayam ānayat
sagaras tena paśunā
 yajña-śeṣaṁ samāpayat
Synonyms: 
tam — that great sage; parikramya — after circumambulating; śirasā — (by bowing down) with his head; prasādya — making Him fully satisfied; hayam — the horse; ānayat — brought back; sagaraḥ — King Sagara; tena — by that; paśunā — animal; yajña-śeṣam — the last ritualistic ceremony of the sacrifice; samāpayat — executed.
Translation: 
Thereafter, Aṁśumān circumambulated Kapila Muni and offered Him respectful obeisances, bowing his head. After fully satisfying Him in this way, Aṁśumān brought back the horse meant for sacrifice, and with this horse Mahārāja Sagara performed the remaining ritualistic ceremonies.