ṛṣaya ūcuḥ
ilvalasya suto ghoro
balvalo nāma dānavaḥ
sa dūṣayati naḥ satram
etya parvaṇi parvaṇi
rishayah ucuh -- the sages said; ilvalasya -- of Ilvala; sutah -- the son; ghorah -- fearsome; balvalah nama -- named Balvala; danavah -- demon; sah -- he; dushayati -- contaminates; nah -- our; satram -- sacrifice; etya -- coming; parvani parvani -- on each new-moon day.
First the sages tell Lord Balarama the favor they would like Him to do for them.