In Context

20 Well; by their unbelief they were broken off, and thou standest by thy faith. Be not highminded, but fear:

21 for if God spared not the natural branches, neither will he spare thee.

22 Behold then the goodness and severity of God: toward them that fell, severity; but toward thee, God's goodness, if thou continue in his goodness: otherwise thou also shalt be cut off.

23 And they also, if they continue not in their unbelief, shall be grafted in: for God is able to graft them in again.

24 For if thou wast cut out of that which is by nature a wild olive tree, and wast grafted contrary to nature into a good olive tree; how much more shall these, which are the natural branches , be grafted into their own olive tree?

25 For I would not, brethren, have you ignorant of this mystery, lest ye be wise in your own conceits, that a hardening in part hath befallen Israel, until the fulness of the Gentiles be come in;

Romans 11:23 in Other Translations