Here is a plain chord arrangement for accompanying the riffs or for playing unplugged.
Tuning is standard and you definitely should put a capo on the first fret.

Verse
=====
FmAny (133111@1)means in your horizon
CmHeaven (x3101x@1)in a tourniquet
    FmThe (133111@1)after life to keep your eyes on
EbBitter (x43121@3)pill you take today
     FmWith (133111@1)expert levitation forward
CmPolished (x3101x@1)to the nth degree
   FmIt (133111@1)takes it's smile from every children
Cm (x3101x@1) You take the beating

Riff and chorus
===============
Fm  Ebsus2    Eb6*
The light divining
Fm (133111@1)C5 (x355xx@1)      CmThe (x3101x@1)light defining
Fm  Ebsus2    Eb6*
The light divining
Fm (133111@1)C5 (x355xx@1)      CmThe (x3101x@1)light dividing

AbDon't (xx1114@1)let me down
EbLet (x43121@3)me-he
AbLet (xx1114@1)me down
EbDon't (x43121@3)let me
AbDon't (xx1114@1)let me down
EbLet (x43121@3)me-he
AbLet (xx1114@1)me down
EbLet (x43121@3)me...

Bridge
======
Cm Bbsus2 Cm Bb

Eb6* is played barre 8th fret.

The remaining of the song follows the same patterns.
Feel free to comment.