There are several ways to play this song.  The usual way, capo 1 or tuned down a half step.
I will give the original chords then the other 2, plus mandolin chords.



Db (x43121@1)         Gb (244322@1)      DbOnce, (x43121@1)as my heart remembers,

Gb (244322@1)                         DbAll (x43121@1)the stars were fallen embers.

Bbm (x13321@1)             Gb (244322@1)        DbOnce, (x43121@1)when night seemed forever

Ab (xx1114@1)        DbI (x43121@1)was with you.

Once, in the care of morning
In the air was all belonging.
Once, when that day was dawning.
I was with you.

Bbm (x13321@1)      Gb (244322@1)      AbHow (xx1114@1)far we are from morning

Bbm (x13321@1)      FmHow (133111@1)far we are

         Bbm (x13321@1)          Gb (244322@1)       AbAnd (xx1114@1)the stars shining through the darkness,

Bbm (x13321@1)          AbFalling (xx1114@1)in the air.

Once, as the night was leaving
Into us our dreams were weaving.
Once, all dreams were worth keeping.
I was with you.

Once, when our hearts were singing,
I was with you.

Db: xx3121 or x46664
Gb: 244322
Bbm: x13321 or 688666
Ab: 466544
Fm: 133111 or x8 10 10 10 8

Capo 1 chords:  Db=C  Gb=F  Bbm=Am   Ab=G   Fm=Em

Tuned down a half step: Db=D   Gb=G   Bbm=Bm   Ab=a   Fm=F#m

Mandolin chords: Db: 1334 or0341
Gb: 0412
Bbm: 3346
Ab: 1122
Fm: 1334 or 5334