2 John 1:4

I rejoice exceedingly because I have found some of thy children walking about in truth, as we received commandment from the Father.

3 John 1:3-4

I rejoice exceedingly, the brethren coming and witnessing to thy truth, as thou art walking about in truth.

Ephesians 5:8

For at one time ye were darkness, but now ye are light in the Lord: walk about as children of the light,

Galatians 2:14

But when I saw that they are not walking uprightly according to the truth of the gospel, I said to Cephas in the presence of all, If you being a Jew are living like the Gentiles and not like the Jews, how do you compel the Gentiles to judaize?

Ephesians 5:2

and walk about in divine love, as Christ also loved you, and gave himself for you, an offering and a sacrifice to God for an odor of sweet savor.

Philippians 4:10

But I greatly rejoice in the Lord, because indeed you have at length revived to think about me; in whatsoever you indeed were thinking, nevertheless you lacked opportunity.

1 Thessalonians 2:19-20

For what is our hope, or joy, or crown of rejoicing, except you, in the presence of our Lord Jesus Christ at his coming?

1 Thessalonians 3:6-10

But Timothy, having already come to us from you, and proclaimed to us the good news of your faith and your divine love, and that you always have a good mention of us, longing to see us, as we do to see you;

1 John 1:6-7

If we say that we have fellowship with him, and walk in darkness, we lie, and do not the truth:

1 John 2:6

The one saying that he abides in him ought himself so to walk about, as he also did walk about.

Treasury of Scripture Knowledge

Summary

I rejoiced greatly that I found of thy children walking in truth, as we have received a commandment from the Father.

Bible References

Rejoiced

Philippians 4:10
But I greatly rejoice in the Lord, because indeed you have at length revived to think about me; in whatsoever you indeed were thinking, nevertheless you lacked opportunity.
1 Thessalonians 2:19
For what is our hope, or joy, or crown of rejoicing, except you, in the presence of our Lord Jesus Christ at his coming?
1 Thessalonians 3:6
But Timothy, having already come to us from you, and proclaimed to us the good news of your faith and your divine love, and that you always have a good mention of us, longing to see us, as we do to see you;
3 John 1:3
I rejoice exceedingly, the brethren coming and witnessing to thy truth, as thou art walking about in truth.

Walking

Galatians 2:14
But when I saw that they are not walking uprightly according to the truth of the gospel, I said to Cephas in the presence of all, If you being a Jew are living like the Gentiles and not like the Jews, how do you compel the Gentiles to judaize?
Ephesians 5:2
and walk about in divine love, as Christ also loved you, and gave himself for you, an offering and a sacrifice to God for an odor of sweet savor.
1 John 1:6
If we say that we have fellowship with him, and walk in darkness, we lie, and do not the truth:
1 John 2:6
The one saying that he abides in him ought himself so to walk about, as he also did walk about.