Ishmael — It is likely these were commanders of parties, which either were within the city 'till it was taken, and then escaped, or where somewhere in the country, and not so much regarded by the Chaldeans, who were more intent upon the conquest of the city, than pursuing these little parties.
Related Commentaries of Jeremiah 40:8
Jeremiah 40:8
8 Then they came to Gedaliah to Mizpah, even Ishmael the son of Nethaniah, and Johanan and Jonathan the sons of Kareah, and Seraiah the son of Tanhumeth, and the sons of Ephai the Netophathite, and Jezaniah the son of a Maachathite, they and their men.