An orb of light the size of your hand shoots from your fingertips toward a creature within range, which takes 3d8 radiant damage and is blinded for 1 round. A target that makes a successful Dexterity saving throw takes half the damage and is not blinded.
Using a Higher-Level Spell Slot. When you cast this spell using a spell slot of 3rd level or higher, the damage increases by 1d8 for each slot level above 2nd.