Composed by Michael Praetorius. German title: Es ist gewisslich an der Zeit. Sacred vocal music, End of the church year. Full score. Composed 1610. Op. 9, No. 112. Carus Verlag #CV 06.067/00. Published by Carus Verlag (CA.606700).
ISBN 9790007010232. Key: G major. Language: German. Text: Ringwaldt, Bartholomaus. Text: Bartholomaus Ringwaldt.
