Abu Hatim ibn Hibban al-Busti: He mentioned him in al-Thiqat and said: He narrated mursal hadiths from his father and he had companionship [with the Prophet]. His son, Bilal bin Yasar, narrated from him.
Ibn Hajar al-Asqalani: Acceptable
Al-Dhahabi: Reliable
The authors of Tahdhib al-Tahdhib: Unknown, his son Bilal narrated from him independently, and Ibn Hibban mentioned him in al-Thiqat