what is the difference between 4 vedas?
In that sense, the Vedas are eternal. The Veda is divided into four great books: the Rig-Veda, the Yajur-Veda, the Sama-Veda and the Atharva-Veda. The Yajur-Veda is again divided into two parts, the Sukla and the Krishna. ... The division of the Vedas into four parts is to suit the four stages in a man's life.