וְנִפַּצְתִּ֣י בְךָ֔ ס֖וּס וְרֹֽכְב֑וֹ וְנִפַּצְתִּ֣י בְךָ֔ רֶ֖כֶב וְרֹכְבֽוֹ׃
And with thee will I shatter the horse and his rider, And with thee will I shatter the chariot and him that rideth therein;
Read kabbalistic (mystical) interpretation of Jeremiah 51:21: and classical mystical sources.