Shared ground
Malachi 4:2–3 sets two groups side by side in the coming “day” when Yahweh acts: those who “fear my name” and “the wicked.” The text’s own contrast is sharp. For the first group, the image is sunrise: “the sun of righteousness” rises, and its rising is linked with “healing.” Their response is pictured as energetic freedom, like well-fed calves released to run.
For the wicked, the image is the aftermath of burning (picked up from the previous verse): they end as “ashes.” The faithful are pictured as “treading down” the wicked in that day—language of total reversal of status and outcome.
Where interpretation differs (only where needed)
What “the sun of righteousness” is: Some read it as a poetic picture for Yahweh’s saving action—like a new day bringing light, right order, and restoration. Others read it more specifically as pointing to a coming agent of Yahweh who embodies or brings that righteousness (often connected to later biblical hopes).
How to take “tread down the wicked”: Some take it mainly as a vivid metaphor for the wicked being fully removed and no longer threatening, with “treading” describing victory and safety. Others expect a more concrete scene of public vindication where the righteous share, in some real sense, in the defeat of the wicked.
How long “the day” is: Some take the “day” as a single decisive moment of judgment and reversal. Others treat it as a larger period of Yahweh’s intervention that unfolds in stages.
Why the disagreement exists
The passage uses bold images rather than plain description (“sun,” “wings,” “calves,” “ashes”). Those images clearly communicate reversal and restoration, but they leave open how directly each image maps onto a specific future event, person, or sequence of events. Also, the text links the faithful to the outcome (“you shall tread down”), which raises questions about whether that is mainly a way of saying “you will be safe and vindicated,” or whether it describes more active participation.
What this passage clearly contributes
Explicitly, the text claims Yahweh will publicly distinguish outcomes: those who fear Yahweh’s name receive rising light and healing, renewed vitality, and a reversal over the wicked (who are reduced to ashes) “in the day” Yahweh makes. The passage also reinforces Malachi’s closing message that present confusion (“does it matter to fear Yahweh?”) will not be the final word; Yahweh’s action will make the difference visible (cf. Malachi 3:16–18).