Ragmala Singh Ashok. Rāgmālā Nirṇai. Amritsar, n.d. 3. Surindar Siṅgh Kohli. A Critical Study of Adi Granth. Delhi, 1961 4. Max Arthur Macauliffe. The Sikh Religion: Its Gurus, Sacred Writings and Authors. Oxford, 1909 5. Professor Sahib Singh. About the Compilation of Sri Guru Granth Sahib (Tr. Daljit Singh). Amritsar, 1996 6. Madan Singh. Raag Maala - A Re-appraisal in the Context of Sri Guru Granth Sahib Ji. Amritsar, 2003. 7. Taran Singh. Ragmala. The Encyclopaedia of Sikhism, Vol. III. Ed. Harbans Singh. Punjabi University, Patiala, 1997. P 426. 8. Kavi Santokh Singh. Sri Gur Partap Suraj Granth. https://web.archive.org/web/20080905180746/http://www.ik13.com/Rasses/SGPS%20Raas%203.pdf Ragmala Ragmala
Adi Dharm of his third son Hemendranath at the young age of 40 and the unexplained suicide of his daughter-in-law Kadambari Devi (wife of his fifth son Jyotirindranath the then Secretary of the Adi Brahmo Samaj) in April were to have significant implications for Adi Dharm. In 1897 a landmark decision of the High Court of the Punjab in Sirdar Dayal Singh's case after his demise, upholds that Brahmoism is a separate religion from Hinduism (except for the Adi Brahmos – Adi Dharma'ites who remain within Hinduism), whereas simultaneously affirming such gems as " .. Sikhs are Hindoos and nothing but Hindoos