Though I don't think that there is much biblical stuff in the latest batch of Greek mss put online by the British Library, there is always something interesting, and this time it is a citation from the Gospel of Matthew. You can find the BL blog post here from which I copied below the image of Add MS 24371, sermons by Chrysostom.
At the top of the page Mat 23:1-3 is cited and these words are marked, as usual, with diples '>>' in the left margin.
There is a nice textual variant here from line 6 on: πάντα οὖν ὅσα ἄν λέγωσιν ὑμῶν ποιεῖν, ποιεῖτε. (All that they tell you to do, do).
The words ποιειν ποιειτε 'to do, do' are rather rare, I found only two manuscripts in Legg's Matthew volume that have these words, Γ(036) (here) and minuscule 544 (here). Now if I had time I'd love to pursue this and trace the relation between Γ(036), 544 and Chrysostom's text further, but alas ...