GOD'S WORD® Translation
Six stone water jars were there. They were used for Jewish purification rituals. Each jar held 18 to 27 gallons.

American Standard Version
Now there were six waterpots of stone set there after the Jews manner of purifying, containing two or three firkins apiece.

Berean Study Bible
Now six stone water jars had been set there for the Jewish rites of purification. Each could hold from twenty to thirty gallons.

Douay-Rheims Bible
Now there were set there six waterpots of stone, according to the manner of the purifying of the Jews, containing two or three measures apiece.

English Revised Version
Now there were six waterpots of stone set there after the Jews' manner of purifying, containing two or three firkins apiece.

King James Bible
And there were set there six waterpots of stone, after the manner of the purifying of the Jews, containing two or three firkins apiece.

World English Bible
Now there were six water pots of stone set there after the Jews' way of purifying, containing two or three metretes apiece.

Young's Literal Translation
And there were there six water-jugs of stone, placed according to the purifying of the Jews, holding each two or three measures.

John 2:6 Additional Translations ...