1 Chronicles 2:15 Meaning

13And Jesse begat his firstborn Eliab, and Abinadab the second, and Shimma the third,

14Nethaneel the fourth, Raddai the fifth,

15Ozem the sixth, David the seventh:

16Whose sisters were Zeruiah, and Abigail. And the sons of Zeruiah; Abishai, and Joab, and Asahel, three.

17And Abigail bare Amasa: and the father of Amasa was Jether the Ishmeelite.