Gurbani Raag Bihagaraa
Raga Bihagra is made up of ragas Kedara, Gauri and Siam. There is no mention of this raga in the Ragamala listed at the end of Guru Granth Sahib. In the Kali Nath School of music it is listed as a consort of raga Bhairav, whereas in the Bharat School it is listed as a son of raga Deepak, and in the Hindi Shabad Sagar it is listed as a son of raga Hindol. In Nad Binod's school it is titled as 'Bihag, and Chhaya Bihag'. According to Bhai Kahn Singh it is a form of raga Bilawal.
The scale and notes of the raga are as follows:
Arohi (ascending scale) - ni sa ga ma pa ni sa (omitted notes are -ga, ni)
This raga is sung at the second part of the night i.e., from 9 p.m. to 12 a.m. The season of its recitation is winter (hement) i.e., during November and Decembe. In Guru Granth Sahib it has hymns from pages 537 - 556 ( 20 pages).
The composers of bani (hymns) in this raga are:
There is no Bhagat bani in this raga.
The sequence of the structure of compositions in this raga are:
Count of the use of Managals:
Complete Mool Mantar = 1 at page 537
Placement and count of rahaus in this raga:
In this raga there are only two shabads, one of Guru Arjan Dev and one of Guru Tegh Bahadur, rest of the compositions are chhants and a var. Both shabads have rahau verse in them, in the first shabad of Guru Ramdas, it is placed after the first pada, whereas in the second shabad of Guru Tegh Bahadur it is placed in the beginning of the shabad.
Diversification of headings & subheadings in this raga
Composers Structure of Bani
***In addition to the above sloaks, there are also three sloaks titled as of Bhai Mardana. Many scholars argue that these sloaks are of Guru Nanak Dev rather than of Bhai Mardana.
***All sloaks are included in the Var of Guru Ramdas. The comment'Shud' is stated at the end of the var.