Greeting the earth upon going to sleep
From UnReal World Wiki
Incantation to greet earth dwellers and underground creatures upon sleeping on the ground at unfamiliar terrain. Performed to assure good night sleep and to avoid being harmed by the possibly angered underground folk.
Greeting the earth upon going to sleep is a spell with an immediate incantation that can be used to gain better rest while staying at unfamiliar location in the wilderness. It can be learned as part of character creation or as reward from completing a quest.