'Proper' in the Bible

They don't eat anything from the marketplace unless they dip it in water. They also observe many other traditions, such as the proper washing of washing cups, jars, brass pots, and dinner tables.)

He was saying to her, “First let the children [of Israel] be fed, for it is not right to take the children’s bread and throw it to the pet dogs (non-Jews).”

And he sent a slave to the tenant farmers at the proper time, so that he could collect [some] of the fruit of the vineyard from the tenant farmers.