Divine Smite

Level & School
1st-level evocation
Casting Time
Bonus action, which you take immediately after hitting a target with a melee weapon or an unarmed strike
Range
Self
Components
V
Duration
Instantaneous
Classes
Paladin

The target takes an extra 2d8 Radiant damage from the attack. The damage increases by 1d8 if the target is a Fiend or an Undead.

Using a Higher-Level Spell Slot. The damage increases by 1d8 for each spell slot level above 1.

Divine Smite 5.5e 2024 vs. 5e 2014 edition differences

Divine Smite is a new spell for the 2024 edition.