Do you not know, about Abner, the son of Ner, that he came to you for this, so that he might deceive you, and might know of your departure and your return, and so that he might know all that you do?
Other versions
King James Version
Thou knowest Abner the son of Ner, that he came to deceive thee, and to know thy going out and thy coming in, and to know all that thou doest.English Standard Version
You know that Abner the son of Ner came to deceive you and to know your going out and your coming in, and to know all that you are doing."New International Version
You know Abner son of Ner; he came to deceive you and observe your movements and find out everything you are doing."