'Ordinance' in the Bible

And this day shall be unto you for a memorial; and ye shall keep it a feast to the LORD throughout your generations; ye shall keep it a feast by an ordinance for ever.

And ye shall observe the feast of unleavened bread; for in this selfsame day have I brought your armies out of the land of Egypt: therefore shall ye observe this day in your generations by an ordinance for ever.

And ye shall observe this thing for an ordinance to thee and to thy sons for ever.

And the LORD said unto Moses and Aaron, This is the ordinance of the passover: There shall no stranger eat thereof:

Thou shalt therefore keep this ordinance in his season from year to year.

And he cried unto the LORD; and the LORD shewed him a tree, which when he had cast into the waters, the waters were made sweet: there he made for them a statute and an ordinance, and there he proved them,