Weights were Frequently Used in Scales or Balances
Source: TTT
Job 31:6
let God weigh me with honest scales, that He may know my integrity.
Isaiah 40:12
Who has measured the waters in the hollow of his hand, or marked off the heavens with the span of his hand? Who has held the dust of the earth in a basket, or weighed the mountains on a scale and the hills with a balance?