Romans 11:23

23Even theyκἀκεῖνοιnowδέ,ifἐὰνnotμὴthey continueἐπιμένωσιτῇin unbeliefἀπιστίᾳ,will be grafted inἐγκεντρισθήσονται·ableδυνατὸςforγάρisἐστινὁGodθεὸςagainπάλινto graft inἐγκεντρίσαιthemαὐτούς.

And even those, if they do not continue in unbelief, will be grafted in, for God is able to graft them in again.