NET
30 Now Joab returned from chasing Abner and assembled all the people. Nineteen of David’s soldiers were missing, in addition to Asahel.
Darby
30 And Joab returned from following Abner, and gathered all the people together; and there lacked of David's servants nineteen men, and Asahel.
KJV
30 And Joab returned from following Abner: and when he had gathered all the people together, there lacked of David's servants nineteen men and Asahel.