Srimad Bhagavatam Canto 03, Chapter 03, Text 11

SB 3.3.11

sambaram dvividam banam
 muram balvalam eva ca
anyams ca dantavakradin
 avadhit kams ca ghatayat
 
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada: 
 
Of kings like Sambara, Dvivida, Bana, Mura, Balvala and many other demons, such as Dantavakra, some He killed Himself, and some He caused to be killed by others [Sri Baladeva, etc.].
Srimad Bhagavatam Canto 03, Chapter 03, Text 10
Srimad Bhagavatam Canto 03, Chapter 03, Text 12