Jeremiah 19:14

¹⁴ Then Jeremiah came from Topheth, where the Lord had sent him to give the prophet's word; and he took his place in the open square of the Lord's house, and said to all the people,

Armies

Armies of the heavens and the sands of the sea ('Jeremiah 33:15-22') signify the knowledges of truth and good in the spiritual and natural man.