Sword of Light

You may use a bonus action to create a mighty sword out of heavenly light. This sword takes on the characteristics of a longsword, having the versatile feature. You may use an action to make a melee spell attack against a single target. On a hit, the target takes 2d8 (2d10) radiant damage. 

At level 5, this spell gains 1d8 (1d10) additional radiant damage, and another 1d8 (1d10) radiant damage at level 10.