2 Samuel 3:26

3:26 When Joab was come out from David, he sent messengers after Abner, and they brought him back from the well of Sirah: but David didn't know it.
-World English Bible

Other Translation

3:26 And when Joab was come out from David, he sent messengers after Abner, which brought him again from the well of Sirah: but David knew [it] not.
-King James Version