▼tn BDAG 473 s.v. ἱκανόω states, “τινὰ εἴς τι someone for someth. Col 1:12.” The point of the text is that God has qualified the saints for a “share” or “portion” in the inheritance of the saints.

▼tn Grk “the inheritance of the saints.” The genitive noun τῶν ἁγίων (tōn hagiōn) is a possessive genitive: “the saints’ inheritance.”