Romans 11:22-26 New Revised Standard Version (NRSV)
22 Note then the kindness and the severity of God: severity toward those who have fallen, but God’s kindness toward you, provided you continue in his kindness; otherwise you also will be cut off. 23 And even those of Israel,[a] if they do not persist in unbelief, will be grafted in, for God has the power to graft them in again. 24 For if you have been cut from what is by nature a wild olive tree and grafted, contrary to nature, into a cultivated olive tree, how much more will these natural branches be grafted back into their own olive tree.
All Israel Will Be Saved
25 So that you may not claim to be wiser than you are, brothers and sisters,[b] I want you to understand this mystery: a hardening has come upon part of Israel, until the full number of the Gentiles has come in. 26 And so all Israel will be saved; as it is written,
“Out of Zion will come the Deliverer;