'Keep' in the Bible

'And now, O Jehovah, God of Israel, keep for Thy servant David my father that which Thou didst speak to him, saying, There is not cut off to thee a man from before Me, sitting on the throne of Israel, only, if thy sons watch their way to walk in My law, as thou hast walked before Me.

And thou, if thou dost walk before Me as David thy father walked, even to do according to all that I have commanded thee, and My statutes and My judgments dost keep --

And none doth enter the house of Jehovah except the priests, and those ministering of the Levites (they go in for they are holy), and all the people keep the watch of Jehovah:

And all the assembly take counsel to keep other seven days, and they keep seven days with joy;

And the king standeth on his station, and maketh the covenant before Jehovah, to walk after Jehovah, and to keep His commands, and His testimonies, and His statutes, with all his heart, and with all his soul, to do the words of the covenant that are written on this book.

And all the service of Jehovah is prepared on that day, to keep the passover, and to cause to ascend burnt-offering upon the altar of Jehovah, according to the command of king Josiah.