Berean Study Bible
David had also married Ahinoam of Jezreel. So she and Abigail were both his wives.

King James Bible
David also took Ahinoam of Jezreel; and they were also both of them his wives.

American Standard Version
David also took Ahinoam of Jezreel; and they became both of them his wives.

Darby Bible Translation
David had also taken Ahinoam of Jizreel; and they became, even both of them, his wives.

Douay-Rheims Bible
Moreover David took also Achinoam of Jezrahel: and they were both of them his wives.

English Revised Version
David also took Ahinoam of Jezreel; and they became both of them his wives.

Young's Literal Translation
And Ahinoam hath David taken from Jezreel, and they are -- even both of them -- to him for wives;