|This material from the 5th edition SRD is published under the OGL|
True Seeing is a spell in 5th edition.
Casting Time: 1 action
Components: V, S, M (an ointment for the eyes that cost 25 gp; is made from mushroom powder, saffron, and fat; and is consumed by the spell)
Duration: 1 hour
Casters: Bard, Cleric, Sorcerer, Warlock, Wizard
This spell gives the willing creature you touch the ability to see things as they actually are. For the duration, the creature has truesight, notices secret doors hidden by magic, and can see into the Ethereal Plane, all out to a range of 120 feet.