'Covering' in the Bible
And the responsibilities of the Gershonites in the tent of meeting included the tabernacle, the tent with its covering, the curtain at the entrance of the tent of meeting,
Then they must put over it a covering of fine leather and spread over that a cloth entirely of blue, and then they must insert its poles.
They must spread over them a scarlet cloth, and cover the same with a covering of fine leather; and they must insert its poles.
Then they must put it with all its utensils in a covering of fine leather, and put it on a carrying beam.
"They must spread a blue cloth on the gold altar, and cover it with a covering of fine leather; and they must insert its poles.
Then they must take all the utensils of the service, with which they serve in the sanctuary, put them in a blue cloth, cover them with a covering of fine leather, and put them on a carrying beam.
Then they must place on it all its implements with which they serve there -- the trays, the meat forks, the shovels, the basins, and all the utensils of the altar -- and they must spread on it a covering of fine leather, and then insert its poles.
"When Aaron and his sons have finished covering the sanctuary and all the furnishings of the sanctuary, when the camp is ready to journey, then the Kohathites will come to carry them; but they must not touch any holy thing, or they will die. These are the responsibilities of the Kohathites with the tent of meeting.
They must carry the curtains for the tabernacle and the tent of meeting with its covering, the covering of fine leather that is over it, the curtains for the entrance of the tent of meeting,
As for the censers of these men who sinned at the cost of their lives, they must be made into hammered sheets for covering the altar, because they presented them before the Lord and sanctified them. They will become a sign to the Israelites."
So Eleazar the priest took the bronze censers presented by those who had been burned up, and they were hammered out as a covering for the altar.
And every open container that has no covering fastened on it is unclean.