Here is a swap bar for Disc Its the Dps Atonement Heal (aka Da Smiter)
SHIFT 1 – Bar 1
/castsequence [nochanneling] reset=15 Shadow Word: Pain, Smite,Smite,Smite,Smite,Smite,Smite,
/cast [nochanneling] Shadowfiend
/cast [nochanneling] Fade
/targetenemy [noharm,dead]
/startattack
/swapactionbar 1 2
Shift 2 – Bar 2
/cast [nochanneling] Cascade
/cast [nochanneling] Power Word: Solace(Talent)
/swapactionbar 2 3
SHIFT 3- BAR 3
/cast [nochanneling] Penance
/cast [nochanneling][@player] Fear Ward
/swapactionbar 3 1
self heal
/target YOUR NAME GOES HERE
/castsequence [nochanneling] Flash Heal,Prayer of Mending,Flash Heal,Flash Heal,Flash Heal,Flash Heal
/castsequence [@player] reset=9 Penance,
/cast [nochanneling] !Power Word: Shield
/cast [nochanneling] !Fade
AOE HEAL i didnt set up the target as its aoe but if you want to select a target for cascade just use /@target
/castsequence Holy Nova,Holy Nova,Prayer of Healing,Holy Nova,Prayer of Healing,Holy Nova,Holy Nova
/castsequence reset=combat Cascade
/cast Fade
/cast Power Word: Shield
target heal
/castsequence [nochanneling] Flash Heal,Prayer of Mending,Flash Heal,Flash Heal,Flash Heal, Flash Heal
/castsequence [@Target] reset=9 Penance,
/cast [@target] !Power Word: Shield
/cast [nochanneling] !Fade
/cast [nochanneling] !Power Word: Shield