Source: Xanathar's Guide to Everything

6th-level transmutation

Casting Time: 1 action
Range: Self
Components: V, S, M (a few hairs from a bull)
Duration: Concentration, up to 10 minutes

You endow yourself with endurance and martial prowess fueled by magic. Until the spell ends, you can’t cast spells, and you gain the following benefits:

Immediately after the spell ends, you must succeed on a DC 15 Constitution saving throw or suffer one level of exhaustion.

Spell Lists. Wizard