Commentaries:
Jamieson, Fausset, and Brown
I know—Greek, "I have knowledge of (perfect) Him." Compare with this verse I John 1:8.
Other Jamieson, Fausset, and Brown entries containing 1 John 2:4:
Hosea 6:6
1 John 1:6
1 John 1:8
1 John 2:3
1 John 2:5
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