Most readers will know that, until August 1951, the Roman Gospel for the Assumption was S Luke 10: 38-42 (Jesus, Martha, and Mary). The passage originally had Luke 11: 27-28 tacked on at the end; and this combination of pericopes is still used in the Byzantine and Mozarabic Rites as the Gospel for this day (and, indeed, for other Marian festivals).
I suspect an Eastern origin.
I have always
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