JBABowl 110.1:2 :ויתחתם מחלפנא בר רביתא מן ארבע רוחתיה מן ימינהי ומן צמליה מן קדמוהי ואחרוהי‏ : may PN be sealed from his four directions: from his right and from his left, from his front and his behind
See the entire entry for rūḥ, rūḥā n.f./m. wind; spirit