Verses with the word stamp in the Old Testament (2 verses):

2 Samuel 22:43
Then did I beat them as small as the dust of the earth, I did stamp them as the mire of the street, and did spread them abroad.

Ezekiel 6:11
Thus saith the Lord GOD; Smite with thine hand, and stamp with thy foot, and say, Alas for all the evil abominations of the house of Israel! for they shall fall by the sword, by the famine, and by the pestilence.