Berean Study Bible (BSB) - Jeremiah 6:29 >

The bellows blow fiercely, blasting away the lead with fire. The refining proceeds in vain, for the wicked are not purged.

Jewish Publication Society of America Version (JPS1917) - Jeremiah 6:29 >

The bellows blow fiercely, the lead is consumed of the fire; in vain doth the founder refine, for the wicked are not separated.