Gregory the Great
Catena Aurea · Lukasevangelium 8
And it came to pass afterward, that he went throughout every city and village, preaching and shewing the glad tidings of the kingdom of God: and the twelve were with him, And certain women, which had been healed of evil spirits and infirmities, Mary called Magdalene, out of whom went seven devils, And Joanna the wife of Chuza Herod’s steward, and Susanna, and many others, which ministered unto him of their substance.
(Hom. 33. in Ev.) For what is understood by the seven devils, but all vices? For since all time is comprehended by seven days, rightly by the number seven is universality represented: Mary therefore had seven devils, for she was full of every kind of vice. It follows, And Joanna the wife of Chuza Herod’s steward, and Susanna, and many others who ministered to him of their substance.