Numbers 6:7

New American Bible - revised edition

Not even for their father or mother, sister or brother, should they defile themselves, when these die, since their heads bear their dedication to God.

Cross References

Ezekiel 44:25

They shall not make themselves unclean by going near a dead body; only for their father, mother, son, daughter, brother, or unmarried sister may they make themselves unclean.

Numbers 6:8

As long as they are nazirites they are holy to the Lord.

Numbers 9:6

There were some, however, who were unclean because of a human corpse and so could not celebrate the Passover that day. These men came up to Moses and Aaron that same day