SB 12.6.57
sakalyas tat-sutah svam tu
pañcadha vyasya samhitam
vatsya-mudgala-saliya-
gokhalya-sisiresv adhat
Translation:
The son of Mandukeya, named Sakalya, divided his own collection into five, entrusting one subdivision each to Vatsya, Mudgala, Saliya, Gokhalya and Sisira.