Classic vs Forever: every talent and spell change by class · stillsixty

Priest changes

Discipline

Power in LightYour Smite and Penance spells deal 10% increased damage to targets afflicted with your Holy Fire.NewTalent · Discipline
Wand SpecializationColumn 3 to 2; Ranks 5 to 2ChangedTalent · Discipline
Twin DisciplinesIncreases the damage and healing of your instant cast spells by 5%.NewTalent · Discipline
Unbreakable WillIncreases your chance to resist Stun, Fear, and Silence effects by an additional 15%.RemovedTalent · Discipline
Silent ResolveRanks 5 to 3ChangedTalent · Discipline
Holy PrecisionImproves your chance to hit with Holy spells by 18%.NewTalent · Discipline
Improved Power Word: ShieldMax rank ~~15%~~ to 20%ChangedTalent · Discipline
MartyrdomRank 1 ~~10%~~ to 20%ChangedTalent · Discipline
Improved Power Word: FortitudeIncreases the effect of your Power Word: Fortitude and Prayer of Fortitude spells by 30%.RemovedTalent · Discipline
Mental AgilityRow 4 to 3; Ranks 5 to 3ChangedTalent · Discipline
Inner FocusWhen activated, reduces the Mana cost of your next spell by 100% and increases its critical effect chance by 25% if it…ChangedTalent · Discipline
MeditationMax rank ~~15%~~ to 50%; Column 3 to 4ChangedTalent · Discipline
Improved Inner FireIncreases the Armor bonus of your Inner Fire spell by 45% and increases its total charges by 12.ChangedTalent · Discipline
Mental StrengthMax rank ~~10%~~ to 15%; Row 5 to 4ChangedTalent · Discipline
Soul WardingReduces the cooldown on your Power Word: Shield spell by 4 sec and reduces its mana cost by 15%.NewTalent · Discipline
Improved Mana BurnMax rank ~~0.5 sec~~ to 1.0 secChangedTalent · Discipline
PenanceLaunches a volley of holy light at the target, causing 45 Holy damage to an enemy, or 134 healing to an ally, instantly…NewTalent · Discipline
Renewed HopeYour heals from Flash Heal, Binding Heal, Lesser Heal, Heal, Greater Heal, and Penance gain 10% increased critical…NewTalent · Discipline
Divine SpiritNow trained at level 30, no talent pointRemovedTalent · Discipline
Divine AegisYour critical heals create a protective shield on the target, absorbing 15% of the amount healed. Lasts 12 sec.NewTalent · Discipline
Force of WillIncreases your spell damage by 5% and the critical strike chance of your offensive spells by 5%.RemovedTalent · Discipline
Power InfusionNeeds PenanceChangedTalent · Discipline
Confounding FlashConfuses up to 5 enemies within 8 yds for 3 sec. Any damage taken will break the effect.NewSpell · Discipline
Contingency PlanPlace a Holy ward on an ally for 30 sec. The next time this ally takes damage dropping their Health below 35%, they will…NewSpell · Discipline
Divine SpiritNo talent point neededNo longer a talentSpell · Discipline
Power Word: FortitudeMax rank 54 to 70ChangedSpell · Discipline
Power Word: ShieldMax rank ~~942 damage~~ to 928 damageChangedSpell · Discipline
StarshardsMax rank ~~936~~ to 1800; Cooldown ~~none~~ to 30 secChangedSpell · Discipline
Elune's Grace~~10%~~ to 50%; Cost ~~60 Mana~~ to 3% of base manaChangedSpell · Discipline
FeedbackCost ~~580 Mana~~ to 230 ManaChangedSpell · Discipline
Mana BurnMax rank ~~789~~ to 788ChangedSpell · Discipline
LevitateAllows the caster to levitate, floating a few feet above the ground. While levitating, you will fall at a reduced speed…ChangedSpell · Discipline
Prayer of FortitudeMax rank 54 to 70ChangedSpell · Discipline
Prayer of SpiritPower infuses all party and raid members, increasing their Spirit by 40 for 1 hr.ChangedSpell · Discipline

Holy

Twilight FocusWas Healing Focus; Ranks 2 to 3ChangedTalent · Holy
Holy Nova~~29 to 34~~ to 26 to 30; ~~54 to 63~~ to 50 to 57ChangedTalent · Holy
Blessed RecoveryRank 2 ~~16%~~ to 17%ChangedTalent · Holy
InspirationYour non-periodic critical heals increase your target's Armor by 25% for 15 sec.ChangedTalent · Holy
Improved HealingReduces the Mana cost of your Lesser Heal, Heal, Greater Heal, Penance, and Prayer of Mending spells by 15%.ChangedTalent · Holy
Searing LightIncreases your Holy damage done by 5%, and gives a 10% chance each time your Holy Fire spell deals periodic damage for…ChangedTalent · Holy
Binding HealHeals a friendly target and the caster for 236 to 284. Low threat.NewTalent · Holy
Litany of LightWhen you cast a healing spell, gain Mana equal to 10% of the base cost of the spell if your previous heal was a…NewTalent · Holy
Spirit of Redemption~~10 sec~~ to 15 secChangedTalent · Holy
Spiritual GuidanceMax rank ~~25%~~ to 8%ChangedTalent · Holy
Improved Prayer of HealingReduces the Mana cost of your Prayer of Healing spell by 20%.RemovedTalent · Holy
Spiritual HealingRanks 5 to 3ChangedTalent · Holy
Prayer of MendingPlaces a spell on the target that heals them for 172 the next time they take damage or receive non-periodic healing.…NewTalent · Holy
LightwellNow trained at level 40, no talent pointRemovedTalent · Holy
Divine GraceInstantly heals a friendly target below 50% Health for 1285 to 1513 and removes Weakened Soul from that target. Cannot…NewSpell · Holy
ChastiseChastise the target, causing 272 to 306 Holy damage and Immobilizing them for up to 2 sec. Only works against Humanoids.…NewSpell · Holy
LightwellNo talent point neededNo longer a talentSpell · Holy
Lightwell
Spell · HolyNo longer a talent
- Learned from the trainer, no talent point needed
Classic
LightwellRank 3/3
365 Mana
1.5 sec cast10 min cooldown
Creates a holy Lightwell near the priest. Members of your raid or party can click the Lightwell to restore 1600 health over 10 sec. Being attacked cancels the effect. Lightwell lasts for 3 min or 5 charges.
Forever
LightwellRank 3/3
365 Mana
1.5 sec cast10 min cooldown
Creates a holy Lightwell near the priest. Members of your raid or party can click the Lightwell to restore 1600 health over 10 sec. Being attacked cancels the effect. Lightwell lasts for 3 min or 5 charges.
Desperate PrayerMax rank ~~1340 to 1579~~ to 1285 to 1513; Open to every raceAll racesSpell · Holy
Fear Ward~~10 min~~ to 3 min; Cooldown ~~30 sec~~ to 3 min; Open to every raceAll racesSpell · Holy
Lesser HealMax rank ~~143 to 165~~ to 157 to 181ChangedSpell · Holy
SmiteMax rank ~~384 to 429~~ to 167 to 186ChangedSpell · Holy
RenewMax rank ~~970 damage~~ to 830 damageChangedSpell · Holy
ResurrectionBrings a dead player back to life with 750 health and 1000 mana. Cannot be cast when in combat.ChangedSpell · Holy
HealMax rank ~~734 to 827~~ to 634 to 713ChangedSpell · Holy
Flash HealMax rank ~~828 to 975~~ to 774 to 910ChangedSpell · Holy
Holy FireMax rank ~~355 to 449~~ to 184 to 232; ~~145~~ to 75ChangedSpell · Holy
Prayer of HealingMax rank ~~1041 to 1099~~ to 631 to 667; Range ~~none~~ to 40 ydChangedSpell · Holy
Greater HealMax rank ~~1966 to 2194~~ to 1853 to 2067ChangedSpell · Holy

Shadow Magic

What changed during the beta, update by update, is in the patch notes. To try a build, use the talent calculator.