Epheser 1:18

understanding--The oldest manuscripts, versions, and Fathers, read "heart." Compare the contrary state of unbelieving, the heart being in fault (Eph 4:18; Mat 13:15). Translate, "Having the eyes of your heart enlightened" (Eph 5:14; Mat 4:16). The first effect of the Spirit moving in the new creation, as in the original physical creation (Gen 1:3; Co2 4:6). So THEOPHILUS to AUTOLYCUS (1.3), "the ears of the heart." Where spiritual light is, there is life (Joh 1:4). The heart is "the core of life" [HARLESS], and the fountain of the thoughts; whence "the heart" in Scripture includes the mind, as well as the inclination. Its "eye," or inward vision, both receives and contemplates the light (Mat 6:22-23). The eye is the symbol of intelligence (Eze 1:18). the hope of his calling--the hope appertaining to His having called you; or, to the calling wherewith He has called you. and--omitted in the oldest manuscripts and versions. riches of the glory-- (Col 1:27). his inheritance in the saints--The inheritance which he has in store in the case of the saints. I prefer explaining, "The inheritance which He has in his saints." (See on Eph 1:11; Deu 32:9).

In this chapter we have, I. The introduction to the whole epistle, which is much the same as in others (Eph 1:1, Eph 1:2). II. The apostle's thanksgivings and praises to God for his inestimable blessings bestowed on the believing Ephesians (Eph 1:3-14). III. His earnest prayers to God in their behalf (Eph 1:15-23). This great apostle was wont to abound in prayers and in thanksgivings to almighty God, which he generally so disposes and orders that at the same time they carry with them and convey the great and important doctrines of the Christian religion, and the most weighty instructions to all those who seriously peruse them.

1:18 Confident hope for believers is the anticipation of Christ’s return and his future blessings that they will share. Joined with Christ, believers become joint heirs with him of all God’s promised blessings.