King James Version (KJV)
Before him went the pestilence, and burning coals went forth at his feet. {coals: or, diseases}
Modern English
Plague went before him, and pestilence followed his feet.
Hebrew
לְפָנָ֖יו יֵ֣לֶךְ דָּ֑בֶר וְיֵצֵ֥א רֶ֖שֶׁף לְרַגְלָֽיו׃
lpanayv yelek daber vyeṣeʾ reshef lraglayv