John Calvin on Jeremiah 39:8

Here also the Prophet shews that whatever he had predicted was fulfilled, so that nothing was wanting to render faith sure and fixed. He had said, as we have seen, that if Zedekiah surrendered himself of his own accord, the houses in the city would not be burnt. Zedekiah thought this all vain, or at least he closed up his ears. He now heard, though he was blind, that God had declared nothing in vain by the mouth of Jeremiah; for his palace was burnt, and also all the other houses.

He put בית, bith, in the second clause, the singular for the plural; and so there is here an enallage, for it was not only one house of the people that was burnt, but the fire consumed all the houses. We at last come to the walls, which were beaten down; and thus the city was destroyed as Jeremiah had predicted. It follows, —

Jeremiah 39:9

9. Then Nebuzaradan the captain of the guard carried away captive into Babylon the remnant of the people that remained in the city, and those that fell away, that fell to him, with the rest of the people that remained.

9. Residuum vero populi qui superstites erant in urbe, et elapsos (hoc est, defectores,) qui defecerant ad ipsum (nempe, ad Nebuchadnezer,) et residuum populi qui relicti fuerant (qui fuerant superstites, idem nomen repetitur) transtulit Nabuzardan princeps interfectorum Babylonem.