Exodus 30:18-20

18“You shall also make a abasin of bronze, with its stand of bronze, for washing. bYou shall put it between the tent of meeting and the altar, and you shall put water in it, 19with which Aaron and his sons cshall wash their hands and their feet. 20When they go into the tent of meeting, or when they come near the altar to minister, to burn a food offering
Or  an offering by fire
to the Lord, they shall wash with water, so that they may not die.

Exodus 40:30-32

30 eHe set the basin between the tent of meeting and the altar, and put water in it for washing, 31with which Moses and fAaron and his sons gwashed their hands and their feet. 32When they went into the tent of meeting, and when they approached the altar, they washed, as the Lord commanded Moses.

Leviticus 8:11

11And he sprinkled some of it on the altar seven times, and anointed the altar and all its utensils and the basin and its stand, to consecrate them.

2 Kings 16:17

17And King Ahaz cut off the frames of the stands and removed the basin from them, and he took down hthe sea
Compare 1 Kings 7:23
from off the bronze oxen that were under it and put it on a stone pedestal.

2 Kings 25:13

13 jAnd the pillars kof bronze that were in the house of the Lord, and lthe stands and mthe bronze sea that were in the house of the Lord, the Chaldeans broke in pieces and carried the bronze to Babylon.

2 Chronicles 4:2

2 nThen he made the sea of cast metal. It was round, ten cubits from brim to brim, and five cubits high, and a line of thirty cubits measured its circumference.
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