9. Gurbaani Raag Sorath
Raga Sorathi appears in the Ragraala as a raging of Raga Niegha; today it belongs to the Khamaj thata. Besides Guru Nanak, Sorathi was used by Guru Nanak, Gurfi Amar DAs. Guru Ram Das, Guru Arjan and Guru Tegh Bahadur for a total of 150 ltvmtns plus numerous slokas. Sorathi belongs to the cold season and is performed in the first quarter of night. The mood is light and cheerful, with a pleasing sound resembling Raga Desh. The texts composed to this raga show how the words of the Guru can enlighten the mind. All fears vanish and one is tilled with bliss.
Aroh Sa Re Ma Pa Ni Sa
Avroh Sa Re _Ni Dha, Nia Pa Dha Ma Ga Re Ni Sa
The melodies are characterized by sweeping phrases with glides connecting all leaps, even the shorter ones. Movement is moderately fast.
According to Hanumant School of Music raga Sorath is a ragini (consort) of raga Megh. It is made up of a unison of Sindhvi, Kanra, Kafi and Malar ragas. This raga is included in the Ragamala listed at the end of Guru Granth Sahib. The scale and notes of the raga are as follows :
Arohi (ascending scale) - sa re ma pa ni sa
Avrohi (descending scale) - sa re ni dha pa dha ma ga re ni sa
The vadi (most popular) note is 're' and samvadi (second most popular) note is 'dha'.
This raga is sung at the third part of the night i.e., from 12 a.m. to 3 a.m. The season of its recitation is winter (sharad) i.e., during October and November. In Guru Granth Sahib it has hymns from pages 595 - 659( 64 pages).
The composers of bath (hymns) in this raga are:
Guru Arjan Dev
Guru Tegh Bahadur