Use a damp cloth to blot away any remaining detergent.
Press a dry cloth against the spot to absorb moisture.
Important Tips:

Test all cleaning methods on an inconspicuous area of the fabric first.
Avoid using harsh chemicals that could damage delicate fabrics.
If the stain persists, consider a professional cleaning service.
By following these steps, you can quickly and effectively remove soot from clothing without causing further damage or spreading the stain.