Jn 17:3, Eph 3:3-5, Eph 1:9, 17-18, Eph 4:13
The Old Testament describes the riches of Christ's love. Nor do we know how wide, long, high, and deep its abundance is. We need to realize more and more the riches of Christ's love. (Eph 3:14-19)
Eph 3:14 For this cause I bow my knees unto the Father of our Lord Jesus Christ, 15 Of whom the whole family in heaven and earth is named, 16 That he would grant you, according to the riches of his glory, to be strengthened with might by his Spirit in the inner man; 17 That Christ may dwell in your hearts by faith; that ye, being rooted and grounded in love, 18 May be able to comprehend with all saints what is the breadth, and length, and depth, and height; 19 And to know the love of Christ, which passeth knowledge, that ye might be filled with all the fulness of God.
In Christ are hidden all the secrets of God. (Eph 3:3-5, Eph 1:17-19)
Eph 3:3 How that by revelation he made known unto me the mystery; (as I wrote afore in few words, 4 Whereby, when ye read, ye may understand my knowledge in the mystery of Christ) 5 Which in other ages was not made known unto the sons of men, as it is now revealed unto his holy apostles and prophets by the Spirit;
Eph 1:17 That the God of our Lord Jesus Christ, the Father of glory, may give unto you the spirit of wisdom and revelation in the knowledge of him: 18 The eyes of your understanding being enlightened; that ye may know what is the hope of his calling, and what the riches of the glory of his inheritance in the saints, 19 And what is the exceeding greatness of his power to us-ward who believe, according to the working of his mighty power,
By knowing Christ, we must grow to the stature of Christ. (Eph 4:13)
Eph 4:13 Till we all come in the unity of the faith, and of the knowledge of the Son of God, unto a perfect man, unto the measure of the stature of the fulness of Christ: