This thesis deals with the marriage ritual set up by the Tibetan scholar Jamgon Kongtrul Yontän Gyatsho (1813-1899) for the wedding ceremony of the prince of Derge Chime Dakpai Dorje ('Chi med rtag pa'i rdo rje) in 1870. The introduction explains why this text is so important. The second chapter focusses on marriage among Tibetans in itself, the third chapter on the author of the text. The fourth chapter deals with the text proper and in the fifth chapter the historical and political context is explained wherein the text was produced. The sixth chapter presents a commented translation of the text and the seventh chapter contains some (brief) concluding remarks. Transliteration and the relevant text photocopy are shown in the attachments.