1 action
Touch
V, S, M (a pinch of diamond dust worth 25 gp sprinkled over the target, which the spell consumes)
8 hours
For the duration, you hide a target that you touch from divination magic. The target can be a willing creature or a place or an object no larger than 10 feet in any dimension. The target can’t be targeted by any divination magic or perceived through magical scrying sensors.
Source: Player's Handbook