Who were the disciples of Guru Har Rai Ji, to preach his three missions called 'Bakhshishes'?

Guru Har Rai established three important preaching missions called bakhshishes for the spread of Guru Nanak's teaching. First was that of Bhagwan Gir, renamed Bhagat Bhagvan, who established missionary centres in eastern India. The second was that of Sangaria, renamed Bhai Pheru, who preached in Rajasthan and southern Punjab. The third was Suthre Shah.