To learn A.R. Rahman - Hosanna chords, these are the chords to practise in sequence: G, C, G, Em, D, G, Bb, Eb, Cm and Ab. Kick off your practice at a gentle 43 BPM, then escalate to the song's tempo of 86 BPM. Adapt the capo setting considering your vocal range, with reference to the key: G Major.