Emboldening Smite

You empower a creature other than yourself with divine radiance and martial prowess. Until the spell ends, whenever the creature makes an attack roll, it can roll a d4 and add the number rolled to the roll. Additionally, the next time it hits a creature with a weapon attack, The attack deals an extra 1d10 radiant damage to the target and the spell ends.

At Higher Levels. When you cast this spell using a spell slot of 3rd level or higher, the extra damage increases by 1d10 for each slot level above 2nd.