Stoneskin

From Player's Handbook, page 278.

Description
4th-level abjuration


 * Casting Time: 1 action
 * Range: Touch
 * Components: V, S, M (diamond dust worth 100 gp, which the spell consumes)
 * Duration: Concentration, up to 1 hour

This spell turns the flesh of a willing creature you touch as hard as stone. Until the spell ends, the target has resistance to nonmagical bludgeoning, piercing, and slashing damage.

Learned By

 * Classes: Artificer, Druid, Ranger, Sorcerer, Wizard
 * Subclasses: Cleric (Strength Domain), Cleric (War Domain), Druid (Circle of the Land (Mountain)), Fighter (Eldritch Knight), Monk (Way of the Four Elements), Paladin (Oath of the Ancients), Paladin (Oath of Conquest), Paladin (Oath of Redemption), Rogue (Arcane Trickster), Sorcerer (Clockwork Soul)
 * Backgrounds: Gruul Anarch