Regem cui omnia vivunt, venite adoremus...

Come, let us adore the King for whom all who live, live. This is the invitatory antiphon at the beginning of Matins in the Officium defunctorum. I've been fascinated by Guillaume-Gabriel Nivers's version since first hearing it yesterday. Can't find it on YouTube, alas, but this is his Mass Cunctipotens genitor Deus