Isaiah 41:26 (BSB)

Who has declared this from the beginning, so that we may know, and from times past, so that we may say: ‘He was right’? No one announced it, no one foretold it, no one heard your words.

From Isaiah 41. Also in the ESV.

Commentary on Isaiah 41:26

• John Calvin (Reformed), Calvin's Commentaries on Isaiah 41:26: 26. Who hath declared from the beginning? Again the Lord attacks idols, after having maintained his divinity; for he asks if idolaters can produce anything of a similar nature to support their worship; that is, if they can bring forward any such instance of foreknowledge or power.
• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Isaiah 41:21-29: The Lord, by the prophet, here repeats the challenge to idolaters to make out the pretentions of their idols: "Produce your cause (Isa 41:21) and make your best of it; bring forth the strongest reasons you have to prove that your idols are gods, and worthy of your adoration." Note, There needs no more to show the absurdity of sin than to produce the reasons...
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Isaiah 41:26: Who hath declared from the beginning, that we may know?.... Who of the idols, or of their priests, that have declared things future before they came to pass, or ever predicted such an event as this before mentioned; which, if understood of Cyrus, was an hundred and fifty years before it came to pass; and if of Constantine, near a thousand years: and before time...
• Jamieson-Fausset-Brown (Reformed), Commentary Critical and Explanatory on the Whole Bible on Isaiah 41:26: Who--of the idolatrous soothsayers? When this prophecy shall be fulfilled, all shall see that God foretold as to Cyrus, which none of the soothsayers have. beforetime--before the event occurred. He is righteous--rather, "It is true"; it was a true prophecy, as the event shows. "He is righteous," in English Version, must be interpreted, The fulfilment of the idol's words proves that he is faithful.