'Ordinance' in the Bible

‘Now this day will be a memorial to you, and you shall keep it as a feast to the Lord; throughout your generations you are to celebrate it as an ordinance forever.

You shall also observe the Feast of Unleavened Bread, because on this very day I brought your hosts [grouped according to tribal armies] out of the land of Egypt; therefore you shall observe this day throughout your generations as an ordinance forever.

You shall observe this event [concerning Passover] as an ordinance for you and for your children forever.

The Lord said to Moses and Aaron, “This is the ordinance of the Passover: no foreigner is to eat it;

Therefore, you shall keep this ordinance at this time from year to year.

Then he cried to the Lord [for help], and the Lord showed him a tree, [a branch of] which he threw into the waters, and the waters became sweet.There the Lord made a statute and an ordinance for them, and there He tested them,