What does 2 Kings 25:23 mean?

When the army commanders and their men heard that Gedaliah had been put in charge, they came to him at Mizpah. The commanders were Ishmael son of Nethaniah, Johanan son of Kareah, Seraiah son of Tanhumeth from Netophah, and Jaazaniah son of the Maacathite, along with their men. 2 Kings 25:23 - Modern Text Bible

(Several military leaders and their followers came to meet Gedaliah, possibly to see how things would be run under Babylonian rule.)