Joshua 7:13
Up, sanctify the people, and say, Sanctify yourselves against to morrow: for thus saith the Lord God of Israel, There is an accursed thing in the midst of thee, O Israel: thou canst not stand before thine enemies, until ye take away the accursed thing from among you.
Cross-references
In Joshua 7:11, God identifies Achan's theft as the reason for the consecration command here—the sin must be removed for Israel to stand.
Joshua 3:5 also commands sanctification before God's wonders, but there for blessing, here for removing sin.
Exodus 19:10-15 gives the same 'sanctify yourselves' command before Sinai — a strong OT parallel for consecration.
Joel 2:16 echoes 'sanctify the congregation' in a call to repentance before judgment — very similar language and context.
In 1 Corinthians 5:1-6, Paul demands removal of the immoral brother from the church, echoing Joshua's command to purge sin so the community can stand.
In 1 Corinthians 5:11-13, Paul directly commands 'purge the evil person'—the same principle as removing the devoted thing to avoid judgment.
In Numbers 11:18, the identical phrase 'Consecrate yourselves for tomorrow' appears—there for meat, here for removing sin, showing a shared ritual language.
In Numbers 16:26, Moses tells the people to separate from Korah's tents to avoid sharing their punishment—parallel to removing the devoted thing to escape God's anger.
Jonah 1:7 parallels the corporate calamity from one man's sin and the search to identify the guilty party.
1 Samuel 16:5 also commands 'Consecrate yourselves,' but for a sacrifice, not to remove a devoted thing.