[1] After Eadberht became king, the brothers worked together, and were forbidden by the papacy to transfer church lands to secular control.

[9] The school Ecgbert founded at York is held by the modern historian Peter Hunter Blair to have equalled or surpassed the famous monasteries at Wearmouth and Jarrow.

[15] Bede urged Ecgbert to study Gregory the Great's Pastoral Care,[1] and held up Aidan and Cuthbert as examples of model bishops.

[16] The main thrust of Bede's letter was to urge Ecgbert to reform his church to more closely resemble Gregory the Great's original plan for it.

Boniface also asked the archbishop for some of Bede's books, and in return sent wine to be drunk "in a merry day with the brethren.

[23] The exact date it was composed is unclear, but it was probably after 735, based on the mention of the archiepiscopal status of Ecgbert in one title as well as the internal evidence of the work.

Lastly, the collection of church laws known previously as the Excerptiones Ecgberhti but today as the Collectio canonum Wigorniensis, has been shown to be the work of a later archbishop of York, Wulfstan, and was not connected with Ecgbert until after the Anglo-Saxon period.

[1] Ecgbert had a reputation after his death as an expert on canon law and church legislation, both in his native England and on the mainland of Europe.

[29] The historian Henry Mayr-Harting stated that Ecgbert "must be regarded as one of the great architects of the English church in the eighth century".