The phrase is a repeated formula introducing judgment oracles in Amos. It announces that wrongdoing has piled up and the LORD will not “revoke the punishment.” It appears at the start of multiple oracles, such as Amos 1:3.
In Amos 1:3–5 Yahweh announces a fixed decision to punish Damascus (Aram/Syria). The stated reason is brutal violence against Gilead, pictured as crushing a people like grain under iron tools. These verses open the first set of Amos’s oracles against surrounding nations. Each oracle follows a similar pattern: a divine announcement, a repeated formula about “three… even four,” a specific charge, and then a set of outcomes describing devastation and loss.
Amos 1:3–5 presents Yahweh as the speaker and judge over Damascus (the center city standing for its kingdom). The text’s explicit claim is that Damascus’s wrongdoing has piled up to a limit (“for three… and for four”), and Yahweh will not hold back the announced punishment. The stated reason is not vague.
A common mistake is to turn the wording into a slogan. The better reading keeps the phrase tied to the passage, the speaker, and the problem the book is addressing.
Start with Amos 1:3, then read the surrounding section so the answer stays connected to the passage's flow.
3Thus says Yahweh: For three transgressions of Damascus, yes, for four, I will not turn away the punishment of it; because they have threshed Gilead with threshing instruments of iron: