Priest · Discipline · tier 2 · from level 15

Holy Precision

+8.6 Holy Fire

3/3 · level 60 · per cast · and 3 more

Holy Precision 123

Rank 3/3

Improves your chance to hit with Holy spells by 18%.

Holy Fire +3.1% +8.6 Penance +3.1% +8.4 Holy Nova +3.1% +5.7 Smite +3.1% +5.4

Averages, counting crits and misses, for a level 60 Priest with a typical weapon and no other gear or buffs, against a target your level. Worked out from the game's own data, the same way as the Foresight addon.