SATI or sachch, Punjabi form of the Sanskrit satya or sat, lit. truth, in the philosophical sense is essential and ultimate reality as against inessential or partial truth. Rooted in Sanskrit as meaning "to be, live, exist, be present, to abide, dwell, stay", satya means " true, real, pure," as also the "quality of being abidingly true, real, existent." Satya or satyam is a widely used term in the philosophical thought of India. It signifies eternality, continuity and unicity. In the Upanisads sat (truth) is the first of the three essential characteristics of Brahman, the other two being chit (intelligence) and anand (bliss). In Vedanta philosophy, the one permanent reality, Brahman, is called Sat, while the phenomenal fluxional world is named asat (nonreal).
CHITTAGONG (22° 21`N, 91° 50`E), a major port town of Bangladesh, situated on the right bank of Karnaphuli River, 20 km from its mouth, has a historic Sikh shrine, called Gurdwara Sikh Temple, dedicated to Guru Nanak, who is believed to have stayed here briefly in 1507-08. Local tradition connects this Gurdwara with the story of the conversion by Guru Nanak of Bhai Jhanda Badhi, Raja Sudhar Sen and his nephew, Indra Sen. The story occurs briefly in the B40 Janamsakhi and at some length in the Bala Janam Sakhi. Gurdwara Sikh Temple is situated in the middle of Chowk Bazar. An old well adjoining it is still in use.
GURBANSAVAU, by Saundha (variously Saundha Singh), is a chronology in verse of the Gurus and of their families. The author, a contemporary and for some time an employee of Maharaja Ranjit Singh, was a Sandhu Jattofthe Lahore district. His father was Chaudhari Hem Raj, and his elder brother, Hira Singh, was the founder of the Nakal family. Among his other works are Amrit Mahimd, Gur Ustati, Parsang Pdlshdhi Dasvm and Hdlimndmd, besides several independent poems. The Gurbansdvali which is more a good piece of literature than a document of historical information starts with homage to the Gurus.