Acts 21:24

Take them and purify thyself with them, and be at charges with them, that they may shave their heads: and all will know, that there is nothing of those things which they have heard of thee; but that thou thyself walkest orderly, keeping the law.

Acts 21:26

Then Paul took the men, and the next day purifying himself with them, entered into the temple, declaring the accomplishment of the days of purification, till the offering should be offered for every one of them.

Acts 24:18

Whereupon certain Jews from Asia found me purifying in the temple, neither with multitude, nor with tumult:

Acts 18:18

And Paul still continued many days; and then taking leave of the brethren, sailed thence for Syria, and with him Priscilla and Aquila, having shaved his head at Cenchrea; for he had a vow.

John 3:25

Then there arose a dispute between some of John's disciples and the Jews, about purifying.

John 11:55

And the passover of the Jews was nigh; and many went up to Jerusalem, to purify themselves.

1 Corinthians 9:20

To the Jews I became as a Jew, that I might gain the Jews: to them that are under the law, as under the law, that I might gain them that are under the law:

Galatians 2:12

For before certain men came from James, he ate with the Gentiles; but when they were come, he withdrew and separated himself, fearing those of the circumcision.

Hebrews 9:10-14

Only with meats and drinks, and divers washings, and carnal ordinances, imposed till the time of reformation.

Treasury of Scripture Knowledge

Summary

Them take, and purify thyself with them, and be at charges with them, that they may shave their heads: and all may know that those things, whereof they were informed concerning thee, are nothing; but that thou thyself also walkest orderly, and keepest the law.

That they

General references

Bible References

And purify

Acts 21:26
Then Paul took the men, and the next day purifying himself with them, entered into the temple, declaring the accomplishment of the days of purification, till the offering should be offered for every one of them.
Acts 24:18
Whereupon certain Jews from Asia found me purifying in the temple, neither with multitude, nor with tumult:
John 3:25
Then there arose a dispute between some of John's disciples and the Jews, about purifying.
Hebrews 9:10
Only with meats and drinks, and divers washings, and carnal ordinances, imposed till the time of reformation.

That they

Acts 18:18
And Paul still continued many days; and then taking leave of the brethren, sailed thence for Syria, and with him Priscilla and Aquila, having shaved his head at Cenchrea; for he had a vow.

But

1 Corinthians 9:20
To the Jews I became as a Jew, that I might gain the Jews: to them that are under the law, as under the law, that I might gain them that are under the law:
Galatians 2:12
For before certain men came from James, he ate with the Gentiles; but when they were come, he withdrew and separated himself, fearing those of the circumcision.

General references

Mark 7:5
Then the Pharisees ask him, Why walk not thy disciples, according to the tradition of the elders, but eat bread with defiled hands?