In its own times (kairoi idioi). Locative case. May be "in his own times." See 2 Timothy 2:6 . Clearly not for us to figure out. Who is the blessed and only Potentate (o makario kai mono dunasth). "The happy and alone Potentate." Dunasth, old word, in N.T. only here, Luke 1:52 ; Acts 8:27 (the Eunuch). See 1 Timothy 1:11 for makario. The King of kings (o basileu twn basileuontwn). "The King of those who rule as kings." Oriental title. So with "Lord of lords." See Revelation 19:16 .