John 18:28

Then, early in the morning they led Jesus from Caiaphas to [governor Pilate's] headquarters. But the Jewish authorities would not enter it, because [if they had] they would have become ceremonially unclean, and could not eat the Passover meal. [Note: This was because they regarded a Gentile house as defiling].

Treasury of Scripture Knowledge

Summary

And there were certain men, who were defiled by the dead body of a man, that they could not keep the passover on that day: and they came before Moses and before Aaron on that day:

Defiled

Bible References

Defiled

John 18:28
Then, early in the morning they led Jesus from Caiaphas to [governor Pilate's] headquarters. But the Jewish authorities would not enter it, because [if they had] they would have become ceremonially unclean, and could not eat the Passover meal. [Note: This was because they regarded a Gentile house as defiling].