Referenced in:

• dec: 538 - Oxford, Bodleian Library, Auctarium F. 4. 32 (S.C. 2176) (‘St Dunstan’s Classbook’) 24, 149, 232-3
• ed: 617 - Oxford, Bodleian Library, Douce 296 (S.C. 21870) (the ‘Crowland Psalter’) 192-200 [Office of the Trinity]
• st: 617 - Oxford, Bodleian Library, Douce 296 (S.C. 21870) (the ‘Crowland Psalter’)