21 And the sons of Israel will eat; those turning back from exile and every one being separated from the uncleanness of the nations of the earth to them, to seek for Jehovah the God of Israel;
Ezra 6:21 Cross References - JuliaSmith
Exodus 12:47-49
47 All the assembly of Israel shall do it.
48 And when a stranger shall sojourn with thee, and do the passing over to Jehovah, all the males to him being circumcised, and then he shall draw near to do it; and he was as a native of the land: and every one uncircumcised shall not eat of it.
49 One law shall be to the native and to the stranger sojourning in the midst of you.
Numbers 9:6-7
6 And there shall be men who were unclean by the soul of man, and they will not be able to do the passover in that day: and they came near before Moses and before Aaron, in that day:
7 And these men will say to him, We are unclean by the soul of man: wherefore shall we be withheld so as not to bring near an offering of Jehovah at his appointment, in the midst of the sons of Israel?
Numbers 9:10-14
10 Speak to the sons of Israel, saying, A man, a man when he shall be unclean by the soul, or in a way far off to you or to your generations, and he did the passover to Jehovah.
11 In the second month, in the fourteenth day, between the evenings they shall do it, upon unleavened and bitter herbs they shall eat it
12 They shall not leave from it till morning, and a bone they shall not break in it: according to all the laws of the passover they shall do it
13 And the man who is clean, and was not in the way, and failed to do the passover, that soul was cut off from its people; for he brought not the offering of Jehovah at his appointment, that man shall bear his sin.
14 And when a stranger shall sojourn with you, and he did the passover to Jehovah; according to the law of the passover and according to its judgment, so shall he do: one law shall be to you, and to the stranger, and to the native of the land.
Ezra 9:1
1 And in these things being finished, the chiefs came near to me, saying, The people of Israel and the priests and the Levites were not separated from the people of the lands according to their abominations, to the Canaanite, the Hittite, the Perizzite, the Jebusite, the Ammonite, the Moabite, the Egyptian and the imorite.
Ezra 9:11
11 Which thou didst command by the hand of thy servants the prophets, saying, The land which ye are coming in to inherit it being a land of uncleanness in the uncleanness of the people of the lands in their abominations which filled it from mouth to mouth in their pollution.
Nehemiah 9:2
2 And the seed of Israel will be separated from all the sons of the stranger, and they will stand and confess over their sins, and the iniquities of their fathers.
Nehemiah 10:28
28 And the rest of the people, the priests, the Levites, the gate-keepers, those singing, the Nethinims, and all being separated from the people of the lands to the law of God, their wives, their sons, and their daughters, all knowing understanding;
Psalms 93:5
5 Thy testimonies were very firm: holiness was becoming to thy house, O Jehovah, to length of days.
Isaiah 52:11
11 Turn aside, turn aside, come ye forth from thence; ye shall not touch the unclean thing; come forth from the midst of her; be separated ye lifting up the vessels of Jehovah.
Ezekiel 36:25
25 And I sprinkled clean waters upon you, and ye were cleansed: from all your uncleannesses and from all your blocks will I cleanse you.
2 Corinthians 6:17
17 Therefore come out from the midst of them, and be separated, says the Lord, and touch not the unclean; and I will receive you.
2 Corinthians 7:1
1 Therefore having these declarations, dearly let us cleanse ourselves from all defilements of flesh and spirit, perfecting holiness in the fear of God.