Matthias sings the mantra Shri Ram Jaya Ram in antiphony with other yoga aspirants during a saturday evening satsang at Yoga Vidya in Bad Meinberg, Germany. You'll find the text for this kirtan in the Yoga Vidya Kirtan Songbook as No. 202. Matthias sings a short version of this mantra: Shrī Rām Jaya Rām Jaya Jaya Rām - and at 6.21 min he change to the Gopala Gopala Kirtan. - More infos (in German) about or on yoga and meditation can be found on the webpages of Yoga Vidya.