Read Numbers 9:7 Using Other Translations
And those men said unto him, We are defiled by the dead body of a man: wherefore are we kept back, that we may not offer an offering of the LORD in his appointed season among the children of Israel?
And those men said to him, "We are unclean through touching a dead body. Why are we kept from bringing the LORD's offering at its appointed time among the people of Israel?"
and said, “We have become ceremonially unclean by touching a dead body. But why should we be prevented from presenting the LORD ’s offering at the proper time with the rest of the Israelites?”