Romans 9:3-6 For I could wish that myself were accursed from Christ for my brethren, my kinsmen according to the flesh:

KJV⁽ⁱ⁾ ³ For I could wish that myself were accursed from Christ for my brethren, my kinsmen according to the flesh: ⁴ Who are Israelites; to whom pertaineth the adoption, and the glory, and the covenants, and the giving of the law, and the service of God, and the promises; ⁵ Whose are the fathers, and of whom as concerning the flesh Christ came, who is over all, God blessed for ever. Amen. ⁶ Not as though the word of God hath taken none effect. For they are not all Israel, which are of Israel:

RKJNT⁽ⁱ⁾ ³ For I could wish that I myself were accursed, cut off from Christ, for the sake of my brethren, my kinsmen according to the flesh: ⁴ They are the Israelites; to whom belongs the adoption as sons, and the glory, and the covenants, and the giving of the law, and the temple worship, and the promises; ⁵ To them belong the fathers, and from them, according to the flesh, came Christ, who is over all, God blessed forever. Amen. ⁶ But it is not as though the word of God has had no effect. For they are not all Israel, who are descended from Israel: