CHUHAR, BHAI, Bhai Sam. Bhai Lala, all Sethi Khatris, and Bhai Nihalu were good musicians and had facility in expounding the holy hymns. Whenever they sang, discussed or discoursed on the sacred hymns, the sangat, records Bhai Mani Singh in his Sikhari di Bhagat Mala, felt deeply impressed. Guru