Aid

From Player's Handbook, page 211.

Description
2nd-level abjuration


 * Casting Time: 1 action
 * Range: 30 feet
 * Components: V, S, M (a tiny strip of white cloth)
 * Duration: 8 hours

Your spell bolsters your allies with toughness and resolve. Choose up to three creatures within range. Each target's hit point maximum and current hit points increase by 5 for the duration.

At Higher Levels: When you cast this spell using a spell slot of 3rd level or higher, a target's hit points increase by an additional 5 for each slot level above 2nd.

Learned By

 * Classes: Artificer, Bard (OCF), Cleric, Paladin, Ranger (OCF)
 * Subclasses: Sorcerer (Clockwork Soul), Sorcerer (Divine Soul), Wizard (Theurgy)
 * Backgrounds: Boros Legionnaire, Selesnya Initiate