affiliation between, and common origin of, the Balto-Slavic  tribes. In  Vedic  religion this god is called  Varuna . The similiarities between Perun and the god  Thor  in  Norse mythology caused an amalgamation of the two Gods in  Kievan Rus . Christianity  replaced Perun by  Saint Elijah the Thunderer . Svetovid SVETOVID,SUVID,SVANTEVID,SVANTOVIT,SVENTOVIT,ZVANTEVITH