'Thirty' in the Bible

The children of Senaah, three thousand nine hundred and thirty.

The porters: the children of Shallum, the children of Ater, the children of Talmon, the children of Akkub, the children of Hatita, the children of Shobai, a hundred thirty and eight.

besides their men-servants and their maid-servants, of whom there were seven thousand three hundred thirty and seven: and they had two hundred forty and five singing men and singing women.

Their horses were seven hundred thirty and six; their mules, two hundred forty and five;

their camels, four hundred thirty and five; their asses, six thousand seven hundred and twenty.

And some from among the heads of fathers houses gave unto the work. The governor gave to the treasury a thousand darics of gold, fifty basins, five hundred and thirty priests garments.