The priest PvP talents (aka honor talents ) are split into three trees: Discipline, Holy, and Shadow.
Talents
Honor Level
Talent
1
Gladiator's Medallion
2
Defender of the Weak , Train of Thought
4
Purification (honor talent) , Void Shield (honor talent)
6
Searing Light , Delivered from Evil , Driven to Madness
8
Strength of Soul , Faith Renewed , Mind Trauma
10
Power Word: Fortitude , Divine Attendant , Psyfiend
13
Adaptation (honor talent)
16
Vim and Vigor , Mind Quickness
19
Spiritual Cleansing , Pure Shadow
22
Premonition , Holy Consecration , Void Origins
25
Renewed Hope , Rapid Mending , Shadow Mania
28
Archangel , Spirit of the Redeemer , Last Word (honor talent)
31
Relentless (honor talent)
34
Inner Renewal , Inner Focus , Initiation
37
Purified Resolve , Holy Ward , Fleeting Embrace
40
Solemn Prayers , Greater Fade , Edge of Insanity
43
Dome of Light , Greater Heal , Psychic Link
46
Dark Archangel , Ray of Hope , Void Shift
Patch changes