What is the meaning of Amos 8:5?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

asking, “When will the New Moon be over, that we may sell grain? When will the Sabbath end, that we may market wheat? Let us reduce the ephah and increase the shekel; let us cheat with dishonest scales.

Berean Standard Bible (BSB)

Saying, ‘When will the new moon be gone, that we may sell grain? And the Sabbath, that we may market wheat, making the ephah small, and the shekel large, and dealing falsely with balances of deceit;

World English Bible (WEB)

Saying{H559}{(H8800)}, When will the new moon{H2320} be gone{H5674}{(H8799)}, that we may sell{H7666}{(H8686)} corn{H7668}? and the sabbath{H7676}, that we may set forth{H6605}{(H8799)} wheat{H1250}, making the ephah{H374} small{H6994}{(H8687)}, and the shekel{H8255} great{H1431}{(H8687)}, and falsifying{H5791}{(H8763)} the balances{H3976} by deceit{H4820}?

Strong's King James

Saying, "When will the new moon pass over, so that we may sell grain, The Sabbath, that we may open the wheat [market], To make an ephah-measure smaller, and a shekel-weight bigger," That is, to cheat with fraudulent scales.

The F.O.G*

The F.O.G Paraphrase

Saying, When doth the new moon pass, And we sell ground corn? And the sabbath, and we open out pure corn? To make little the ephah, And to make great the shekel, And to use perversely balances of deceit.

Young's Literal Translation