See Invisibility 2nd level divination

Casting Time: 1 action

Range: Self

Components: V, S, M (a pinch of tale and a small sprinkling of powdered silver)

Duration: 1 hour

Tags: bard sorcerer wizard level2 divination

For the duration, you see invisible creatures and objects as if they were visible, and you can see into the Ethereal Plane. Ethereal creatures and objects appear ghostly and translucent.

You can find more information on this spell in: PHB.274