Sunan Kalijaga , a figure of great popular significance, is the most important of the nine walī (wali sanga) who are believed to have been the founders of Islam on Java. The earliest primary source that recounts the life and activities of Kalijaga is the Babad Tanah Jawi ("Chronicle of the Land of Java"), a genealogical narrative that recounts the succession of the rulers of Java, initially compiled in the eleventh/seventeenth century from oral sources at the Kartasura court, the capital of the sultanate of Mataram. According to this Babad ,