I played around at night and here´s what I came up with, nothing big though :)

This is from a series of clips posted by Musicalwonder where he breaksdown some preacher chords on the organ.

This is more preacher chords but this time with tritones

Continuing the preacher chords with extras

Continuing the preacher chords but this time with riffs

More preacher chords from Musical Wonder

Chords to the song by Donnie McClurkin in F#. The breakdown of possible chord options. So far, I haven't had any sustain pedal to record with, but still working it out.