abstract:Brahmarshi Vishvamitra ( "friend of the world"; ; ; ; ; Thai: Swamit; Burmese: Bodaw; Javanese: Wiswamitra, Malay:Nila Purba) is one of the most venerated rishis or sages of ancient times in India. He is also credited as the author of most of Mandala 3 of the Rigveda, including the Gayatri Mantra.