Thunderous Smite

1st-Level Transmutation Spell (Paladin)

Casting Time: Bonus Action, which you take immediately after hitting a creature with a melee weapon or an [[glossary:Unarmed Strike]]
Range: Self
Components: V
Duration: Instantaneous

As you hit the target, your strike rings with thunder that is audible within 300 feet of you, and the target takes an extra 2d6 Thunder damage from the attack. Additionally, if the target is a creature, it must succeed on a Strength saving throw or be pushed 10 feet away from you and have the Prone condition.

At Higher Levels: When you cast this spell using a spell slot of 2nd level or higher, the damage increases by 1d6 for each slot level above 1st.

Source: Player's Handbook Playtest 6