Analysis of information sources in references of the Wikipedia article "Kshatriya" in English language version.
Hsuan Tsang mentions the existence of kshatriya rulers by stating that the ruler of Kosala was a kshatriya and follower of Buddhism.
Hiuen Tsang, who visited Bhillamala in about 641 A.D. refers to it as the capital of the Gurjara kingdom . According to him the king of this place was a Kshatriya, a profound believer in Buddhism and a man of exceptional abilities.
Hiuen – Tsang (first half of seventh century) speaks Pulakeshi (Pu–lo–ki–she) as the great kshatriya king of Maharashtra.
Sīlāditya, the former Raja of Valabhi and Mo-la-p'o, was considered to be a Kshatriya