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;
Before leaving this verse, the question at the beginning of it should be noted, for it was that question which Amos answered in  Amos 8:9 - "When will the new moon be gone ... and the sabbath...?"