Strong's #7252: reba` (pronounced reh'-bah)
from 7250; prostration (for sleep):--lying down.
Brown-Driver-Briggs Hebrew Lexicon:
reba‛
1) to lie down, lie stretched out
1a) (Qal) lying down (infinitive)
Part of Speech: verb
Relation: from H7250
Usage:
This word is used 1 times:
Psalms 139:3: "Thou compassest my path and my lying down, and art acquainted with all my ways."