Berean Standard Bible (BSB)
Now six stone water jars had been set there for the Jewish rites of purification. Each could hold from twenty to thirty gallons.
World English Bible (WEB)
Now there were six water pots of stone set there after the Jews’ way of purifying, containing two or three metretes apiece.
Strong's King James
And{G1161} there were{G2258}{(G5713)} set{G2749}{(G5740)} there{G1563} six{G1803} waterpots{G5201} of stone{G3035}, after{G2596} the manner of the purifying{G2512} of the Jews{G2453}, containing{G5562}{(G5723)} two{G1417} or{G2228} three{G5140} firkins{G3355} apiece{G303}.
The F.O.G *
(6) Now there were six stone water jars set there for Y'hudim purification containing two or three measures (75-115l?) each.
The F.O.G Message *
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.