Wikipedia
Sambuvaraya
The Sambhuvaraya (IAST;- Sāmbhūvarāya) cheiftains once ruled the Tonda Mandalam region of South India. Among them was Edirili Chola Sambhuvaraya, a vassal under Rajadhiraja Chola II and Kulotunga Chola III, who ruled the northern part of Tondamandalam, now comprising the districts of Vellore, Tiruvannamalai, Kancheepuram, Kadalur Tiruvallur, Nellore, and Chittoor.