NASB 1995
"May God do so to Abner, and more also, if as the LORD has sworn to David, I do not accomplish this for him,

American Standard Version
God do so to Abner, and more also, if, as Jehovah hath sworn to David, I do not even so to him;

Berean Study Bible
May God punish Abner, and ever so severely, if I do not do for David what the LORD has sworn to him:

Douay-Rheims Bible
So do God to Abner, and more also, unless as the Lord hath sworn to David, so I do to him,

English Revised Version
God do so to Abner, and more also, if, as the LORD hath sworn to David, I do not even so to him;

King James Bible
So do God to Abner, and more also, except, as the LORD hath sworn to David, even so I do to him;

World English Bible
God do so to Abner, and more also, if, as Yahweh has sworn to David, I don't do even so to him;

Young's Literal Translation
thus doth God to Abner, and thus He doth add to him, surely as Jehovah hath sworn to David -- surely so I do to him:

2 Samuel 3:9 Additional Translations ...