4
The person who says, "I know him," but doesn't obey his commandments is a liar. The truth isn't in that person.
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But whoever obeys what Christ says is the kind of person in whom God's love is perfected. That's how we know we are in Christ.
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Those who say that they live in him must live the same way he lived.
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Dear friends, it's not as though I'm writing to give you a new commandment. Rather, I'm giving you an old commandment that you've had from the beginning. It's the old commandment you've already heard.
8
On the other hand, I'm writing to give you a new commandment. It's a truth that exists in Christ and in you: The darkness is fading, and the true light is already shining.