Burden - A word used to indicate a prediction of woe to be borne by some individual or people (Isaiah 13:1 note). Ezekiel, bearing his “stuff” on his shoulder was a sign of the weight of calamity coming upon king and people.
Related Commentaries of Ezekiel 12:10
Ezekiel 12:10
10 Say thou unto them, Thus saith the Lord GOD; This burden concerneth the prince in Jerusalem, and all the house of Israel that are among them.