4:10 the gift of God. This expression emphasizes that salvation is not earned but given (Eph. 2:8). Jesus Himself is the gift of God (3:16; Gal. 2:20; Eph. 5:25).

living water. In the Old Testament, living or running water was employed figuratively as a reference to divine activity (Jer. 2:13; Zech. 14:8). See also v. 14 and 7:37–39.