A letter from Hincmar of Reims (after May 3, 845)
Writing to Ermengard empress, he congratulates her having heard of her fervor for religion, and asserting that he expends assiduous efforts in prayers for her.
Irmingardi augustae scribens congratulatur audito religionis ipsius fervore, asserens se in precibus assidua pro ea dependere munia.
The letter is reported, not cited in either text.
MGH, Ep.Kar.Aevi 6, ep.4, p.2, reported in Regesta Flodoardi Historia Remensis Ecclesiae, 3.27, MGH, SS 13.547.