2 John 1:4

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

3 John 1:3-4

For I rejoiced greatly when the brethren came, and testified of the truth that is in thee, as thou walkest in the truth.

Ephesians 5:8

For ye were once darkness, but now ye are light in the Lord:

Galatians 2:14

But when I saw, that they walked not uprightly, according to the truth of the gospel, I said to Cephas before them all, If thou being a Jew, livest after the manner of the Gentiles, and not as do the Jews, why compellest thou the Gentiles to judaize?

Ephesians 5:2

as Christ also hath loved us, and given himself for us, an offering and a sacrifice to God of a sweet-smelling savour.

Philippians 4:10

I rejoiced in the Lord greatly, that now at last your care of me hath flourished again; wherein ye were also careful; but ye lacked opportunity.

1 Thessalonians 2:19-20

For what is our hope, or joy, or crown of rejoicing? Are not ye also before our Lord Jesus at his coming?

1 Thessalonians 3:6-10

But now when Timotheus was come to us from you, and had brought us the good tidings of your faith and love, and that ye have good remembrance of us always, longing to see us, as we also to see you:

1 John 1:6-7

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

1 John 2:6

He that saith, he abideth in him, ought himself also so to walk, even as he walked.

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
I rejoiced in the Lord greatly, that now at last your care of me hath flourished again; wherein ye were also careful; but ye lacked opportunity.
1 Thessalonians 2:19
For what is our hope, or joy, or crown of rejoicing? Are not ye also before our Lord Jesus at his coming?
1 Thessalonians 3:6
But now when Timotheus was come to us from you, and had brought us the good tidings of your faith and love, and that ye have good remembrance of us always, longing to see us, as we also to see you:
3 John 1:3
For I rejoiced greatly when the brethren came, and testified of the truth that is in thee, as thou walkest in the truth.

Walking

Galatians 2:14
But when I saw, that they walked not uprightly, according to the truth of the gospel, I said to Cephas before them all, If thou being a Jew, livest after the manner of the Gentiles, and not as do the Jews, why compellest thou the Gentiles to judaize?
Ephesians 5:2
as Christ also hath loved us, and given himself for us, an offering and a sacrifice to God of a sweet-smelling savour.
1 John 1:6
If we say we have fellowship with him, and walk in darkness, we lie and do not the truth.
1 John 2:6
He that saith, he abideth in him, ought himself also so to walk, even as he walked.