'Burden' in the Bible

Thus says Yahweh, 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 holy, neither do any work: but make the Sabbath day, as I commanded your fathers.

It shall happen, if you diligently listen to me, says Yahweh, to bring in no burden through the gates of this city on the Sabbath day, but to make the Sabbath day holy, to do no work therein;

But if you will not listen to me to make the Sabbath day holy, and not to bear a burden and enter in at the gates of Jerusalem on the Sabbath day; then will I kindle a fire in its gates, and it shall devour the palaces of Jerusalem, and it shall not be quenched.

When this people, or the prophet, or a priest, shall ask you, saying, What is the burden of Yahweh? Then you shall tell them, What burden! I will cast you off, says Yahweh.

As for the prophet, and the priest, and the people, who shall say, The burden of Yahweh, I will even punish that man and his house.

You shall mention the burden of Yahweh no more: for every man's own word shall be his burden; for you have perverted the words of the living God, of Yahweh of Armies our God.

But if you say, The burden of Yahweh; therefore thus says Yahweh: Because you say this word, The burden of Yahweh, and I have sent to you, saying, You shall not say, The burden of Yahweh;