Ye shall tread down the wicked— This seems to refer to the miracles of the rising church; by which the wicked, through divine grace, yielded and submitted themselves; for there could be no other way employed for their subjugation to the Gospel by Christians as such. See Houbigant.
Related Commentaries of Malachi 4:3
Malachi 4:3
3 And ye shall tread down the wicked; for they shall be ashes under the soles of your feet in the day that I shall do this, saith the LORD of hosts.