To start learning Roy Jeconiah - 3 Hari chords, build your understanding on these basic chords - E, Bm, D, A, E, Bm and A in sequence. A strategic approach would be to train at 60 BPM initially, and then accelerate to the song's tempo of 120. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: D Major.