Here is a recap of the Priest changes that went live in Dragonflight Beta Build 46259.
Power Word: Shield – Shields an ally for 15 sec, absorbing [ 280% 336% of Spell Power ] damage.
Rapture – Immediately Power Word: Shield your target, and for the next 8 sec, Power Word: Shield has no cooldown and absorbs an additional 30% 40%.
Power Word: Radiance – A burst of light heals the target and 4 injured allies within 30 yards for [ 105% 157.5% of Spell Power ], and applies Atonement for 60% of its normal duration.
Mindbender – Generates 0.5% 0.2% mana each time the Mindbender attacks.
Contrition – When you heal with Penance, everyone with your Atonement is healed for [ 14.4% [ 9.36% of Spell Power ].
Renew now costs 2.7% of Base Mana (was 1.8%).
Mastery: Echo of Light – Your direct healing spells heal for an additional 10.0% 9.0% over 6 sec.
Prayer of Healing now costs 4.4% of Base Mana (was 4%).
Renewed Faith – Your healing on allies with your Renew is increased by 8% 6%.
Prayer Circle – Using Circle of Healing reduces the cast time and cost of your Prayer of Healing by 25% 20% for 8 sec.
Benediction – Your Prayer of Mending has a 15% 12% chance to leave a Renew on each target it heals.
Shadowy Apparitions – When you use Mind Blast, Devouring Plague or Void Bolt you also create a shadowy version of yourself that floats towards all targets afflicted by your Vampiric Touch dealing [ 17% of Spell Power ] Shadow damage. Critical strikes will cause two Apparitions to be created. Mind Blast, Devouring Plague, and Void Bolt have a 100% chance to conjure Shadowy Apparitions and Mind Sear has a 50% chance to conjure Shadowy Apparitions. Shadowy Apparitions float towards all targets afflicted by your Vampiric Touch for [ 17% of Spell Power ] Shadow damage. Critical strikes with Mind Blast, Devouring Plague, and Void Bolt increase the damage of the Shadowy Apparitions they conjure by 100%.