Protection from Energy

3rd-Level Abjuration Spell (Cleric, Druid, Ranger, Sorcerer, Wizard)

Casting Time: Action
Range: Touch
Components: V, S
Duration: 1 hour

For the duration, the willing creature you touch has

If you have Resistance to a damage type, damage of that type is halved against you (round down). Resistance is applied only once to an instance of damage. See also Damage and Healing.

to one damage type of your choice: Acid, Cold, Fire, Lightning, or Thunder.

Source: Player's Handbook, p. 309