KJV
But it came to pass in the seventh month,
that Ishmael the son of Nethaniah, the son of Elishama, of the seed royal,
came, and ten men with him, and smote Gedaliah, that he died, and the Jews
and the Chaldees that were with him at Mizpah.
BSB
In the seventh month, however, Ishmael son of Nethaniah, the son of Elishama, who was a member of the royal family, came with ten men and struck down and killed Gedaliah, along with the Judeans and Chaldeans who were with him at Mizpah.