1 Kings 18:31-32

31Elijah took twelve stones, according to the number of the tribes of the sons of Jacob, to whom the word of the Lord came, saying, aIsrael shall be your name,” 32and with the stones he built an altar in the name of the Lord. And he made a trench about the altar, as great as would contain two seahs
A  seah was about 7 quarts or 7.3 liters
of seed.
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