And by this we know that we have come to know him, if we keep his commandments. 4 Whoever says “I know him” but does not keep his commandments is a liar, and the truth is not in him, 5 but whoever keeps his word, in him truly the love of God is perfected. By this we may know that we are in him: 6 whoever says he abides in him ought to walk in the same way in which he walked. 1 John 2:3-6
C. Four Foundations for Assurance
1. The finished work of Christ: Rom. 3:21-26, Rom. 5:1
2. The faithfulness of God to His covenant: Jer. 31:33-34, Jer. 32:38-41, Is. 46:8-13
3. The faithfulness of God to His Word: Joshua 21:45, Ps. 119:140, Matt. 24:35, Heb. 6:17-18, Titus 1:2
4. The Work of the Holy Spirit
a. His sealing work: Eph. 1:13-14
b. His witnessing work: Rom 8:15-16
c. His pointing work: John 16:12-14
d. His character work: Gal. 5:22-23, John 15:1-2, 1 John 3:24