'Keep' in the Bible

And Haman said to King Ahasuerus, There is a certain nation living here and there in small groups among the people in all the divisions of your kingdom; their laws are different from those of any other nation, and they do not keep the king's laws: for this reason it is not right for the king to let them be.

It is common knowledge among all the king's servants and the people of every part of the kingdom, that if anyone, man or woman, comes to the king in his inner room without being sent for, there is only one law for him, that he is to be put to death; only those to whom the king's rod of gold is stretched out may keep their lives: but I have not been sent for to come before the king these thirty days.

Ordering them to keep the fourteenth day of the month Adar and the fifteenth day of the same month, every year,

As days on which the Jews had rest from their haters, and the month which for them was turned from sorrow to joy, and from weeping to a good day: and that they were to keep them as days of feasting and joy, of sending offerings to one another and good things to the poor.

The Jews made a rule and gave an undertaking, causing their seed and all those who were joined to them to do the same, so that it might be in force for ever, that they would keep those two days, as ordered in the letter, at the fixed time every year;