Source: Xanathar's Guide to Everything

Evocation cantrip

Casting Time: 1 action
Range: Self (5-foot radius)
Components: S
Duration: Instantaneous

You create a burst of thunderous sound, which can be heard 100 feet away. Each creature other than you within 5 feet of you must make a Constitution saving throw. On a failed save, the creature takes 1d6 thunder damage.

At Higher Levels. The spell’s damage increases by 1d6 when you reach 5th level (2d6), 11th level (3d6), and 17th level (4d6).

Spell Lists. Bard, Druid, Sorcerer, Warlock, Wizard, Artificer