To start learning Hessam Bahmani - Tehran chords, delve into these chords sequence to get the song's feel: D, F#m, E, F#m, Bm and F#m. A strategic approach would be to train at 46 BPM initially, and then accelerate to the song's tempo of 92. Adapt the capo setting considering your vocal range, with reference to the key: A Major.