'Burden' in the Bible

Thus saith the LORD; Take heed to yourselves, and bear no burden on the sabbath day, nor bring it in by the gates of Jerusalem;

Neither carry forth a burden out of your houses on the sabbath day, neither do ye any work, but hallow ye the sabbath day, as I commanded your fathers.

And it shall come to pass, if ye diligently hearken unto me, saith the LORD, to bring in no burden through the gates of this city on the sabbath day, but hallow the sabbath day, to do no work therein;

But if ye will not hearken unto me to hallow the sabbath day, and not to bear a burden, even entering in at the gates of Jerusalem on the sabbath day; then will I kindle a fire in the gates thereof, and it shall devour the palaces of Jerusalem, and it shall not be quenched.

And when this people, or the prophet, or a priest, shall ask thee, saying, What is the burden of the LORD? thou shalt then say unto them, What burden? I will even forsake you, saith the LORD.

And as for the prophet, and the priest, and the people, that shall say, The burden of the LORD, I will even punish that man and his house.

And the burden of the LORD shall ye mention no more: for every man's word shall be his burden; for ye have perverted the words of the living God, of the LORD of hosts our God.

But since ye say, The burden of the LORD; therefore thus saith the LORD; Because ye say this word, The burden of the LORD, and I have sent unto you, saying, Ye shall not say, The burden of the LORD;