Non vos relinquam orphanos motet for five voices : for Whitsuntide - Byrd, William 1539 or 1540-1623 (Chester Music, 1928)
Title from resource description page (viewed March 10, 2020)
For unaccompanied TrTrATB or TrTrTTB chorus or TrTrATB or TrTrTTB vocal quintet