Kehilah In Thessalonika 1 3:13 Orthodox Jewish Bible (OJB)

With this tachlis (purpose): to establish your levavot faultless in kedushah (holiness) in the presence of Hashem and Avinu at the Bi'as Moshiach (Coming of Moshiach) of Adoneinu Yehoshua with all His Kadoshim. Omein.