 It is therefore significant to Erchempert (a Lombard) that the Lombard Lando should defeat a largely Greek army on such a day.Sergius, before dying, bade his son to follow the counsel of his brother the bishop, who was a "familiaris" of the Emperor Louis II and a papal legate with connections in the Roman "curia".In 866, Gregory personally accompanied Louis against Capua, Salerno, and Amalfi.