https://www.youtube.com/watch?v=H_QudQW-ga8 You can slow down (or speed up!) YouTube videos: Click the Cog Click ‘Playback speed’ Select the speed desired e.g. '.5’ is half-speed, and…
I hope I am not the only person looking for this today! Here is a rehearsal file for the Bach motet: https://www.cyberbass.org/Major_Works/Bach_J_S/bach_js_motets.htm
