The Roman Missal: Proper of Saints, November (English) 11
1[November 13. St Didacus, Confessor.—Semidouble.]
2[Mass.—Justus ut palma, page XXXVII. except—]
3Prayer. Omnipotens. O Almighty, everlasting God, who by an admirable order dost choose the weak things of the world, that thou mayst confound whatever is strong; mercifully grant to our lowliness, that by the pious prayers of blessed Didacus, thy confessor, we may be made worthy to be exalted to everlasting glory in heaven. Through our Lord, &c.