2 Samuel 3:13 (BSB)

“Good,” replied David, “I will make a covenant with you. But there is one thing I require of you: Do not appear before me unless you bring Saul’s daughter Michal when you come to see me.”

From 2 Samuel 3. Also in the ESV.

Commentary on 2 Samuel 3:13

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on 2 Samuel 3:7-21: Here, I. Abner breaks with Ish-bosheth, and deserts his interest, upon a little provocation which Ish-bosheth unadvisedly gave him. God can serve his own purposes by the sins and follies of men. 1. Ish-bosheth accused Abner of no less a crime than debauching one of his father's concubines, Sa2 3:7.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on 2 Samuel 3:13: And he said, well, I will make a league with thee,.... He accepted of the offer, he was ready and willing to enter into a covenant of friendship with him, and forgive all past offences: but one thing I require of thee; as the condition of this covenant: that is, thou shall not see my face; be admitted into my presence, or have any mark...
• Adam Clarke (Methodist), Clarke's Commentary on the Bible on 2 Samuel 3:13: Except thou first bring Michal - David had already six wives at Hebron; and none of them could have such pretensions to legitimacy as Michal, who had been taken away from him and married to Phaltiel. However distressing it was to take her from a husband who loved her most tenderly, (see Sa2 3:16), yet prudence and policy required that he should strengthen his own...
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on 2 Samuel 3:6-39: 2Sa 3:6-39 Decline of the House of Saul. - 2Sa 3:6-11. Abner’s quarrel with Ishbosheth. - During the war between the house of Saul and the house of David, Abner adhered firmly to the house of Saul, but he appropriated one of Saul’s concubines to himself.