'Base' in the Bible

The priest shall also put some of the blood on the horns of the altar of fragrant incense which is before the Lord in the tent of meeting; and all the blood of the bull he shall pour out at the base of the altar of burnt offering which is at the doorway of the tent of meeting.

He shall put some of the blood on the horns of the altar which is before the Lord in the tent of meeting; and all the blood he shall pour out at the base of the altar of burnt offering which is at the doorway of the tent of meeting.

Then the priest is to take some of the blood of the sin offering with his finger and put it on the horns of the altar of burnt offering; and the rest of its blood he shall pour out at the base of the altar of burnt offering.

The priest shall take some of its blood with his finger and put it on the horns of the altar of burnt offering; and all the rest of its blood he shall pour out at the base of the altar.

The priest is to take some of the blood of the sin offering with his finger and put it on the horns of the altar of burnt offering, and all the rest of its blood he shall pour out at the base of the altar.

He shall also sprinkle some of the blood of the sin offering on the side of the altar, while the rest of the blood shall be drained out at the base of the altar: it is a sin offering.

Next Moses slaughtered it and took the blood and with his finger put some of it around on the horns of the altar, and purified the altar. Then he poured out the rest of the blood at the base of the altar and consecrated it, to make atonement for it.

Aaron’s sons presented the blood to him; and he dipped his finger in the blood and put some on the horns of the altar, and poured out the rest of the blood at the base of the altar.