Well thats not what you said in your question. You just made a blanket statement " i dont understand"
But jacob is another synonym or name for Gods elect. s 135:4
[FONT="]For the [/FONT][/COLOR][COLOR=#000000][FONT="]Lord[/FONT][FONT="] hath [/FONT]chosen Jacob unto himself, and Israel for his peculiar treasure.
Jacob's name was changed to Israel. Seeing the word or name Jacob in the context of the post I did not know what to do. Thank you.
Genesis 32:28 NASB - 28 He said, "Your name shall no longer be Jacob, but Israel; for you have striven with God and with men and have prevailed."
Genesis 35:10 NASB - 10 God said to him, "Your name is Jacob; You shall no longer be called Jacob, But Israel shall be your name." Thus He called him Israel.
1 Kings 18:31 NASB - 31 Elijah took twelve stones according to the number of the tribes of the sons of Jacob, to whom the word of the LORD had come, saying, "Israel shall be your name."
2 Kings 17:34 NASB - 34 To this day they do according to the earlier customs: they do not fear the LORD, nor do they follow their statutes or their ordinances or the law, or the commandments which the LORD commanded the sons of Jacob, whom He named Israel;