Strong G5442G φυλάσσω phulassō · to keep/guard: observe

Acts

1. Acts 16:4
   And as they went through the cities, they delivered them the decrees for to keep, that were ordained of the apostles and elders which were at Jerusalem.
2. Acts 21:24
   Them take, and purify thyself with them, and be at charges with them, that they may shave their heads: and all may know that those things, whereof they were informed concerning thee, are nothing; but that thou thyself also walkest orderly, and keepest the law.