PHB
0-level (Cantrip) Evocation
Flame-like radiance descends on a creature that you can see within range. The target must succeed on a Dexterity saving throw or take 1d8 radiant damage. The target gains no benefit from cover for this saving throw.
At higher levels: The spell's damage increases by 1d8 when you reach 5th level ( 2d8 ), 11th level ( 3d8 ), and 17th level ( 4d8 ).