'Lawful' in the Bible

But when the Pharisees saw it, they said unto him, Behold, thy disciples do that which is not lawful to do upon the sabbath day.

How he entered into the house of God, and did eat the shewbread, which was not lawful for him to eat, neither for them which were with him, but only for the priests?

And, behold, there was a man which had his hand withered. And they asked him, saying, Is it lawful to heal on the sabbath days? that they might accuse him.

How much then is a man better than a sheep? Wherefore it is lawful to do well on the sabbath days.

For John said unto him, It is not lawful for thee to have her.

I will give you the keys (authority) of the kingdom of heaven; and whatever you bind [forbid, declare to be improper and unlawful] on earth will have [already] been bound in heaven, and whatever you loose [permit, declare lawful] on earth will have [already] been loosed in heaven.”

I assure you and most solemnly say to you, whatever you bind [forbid, declare to be improper and unlawful] on earth shall have [already] been bound in heaven, and whatever you loose [permit, declare lawful] on earth shall have [already] been loosed in heaven.

The Pharisees also came unto him, tempting him, and saying unto him, Is it lawful for a man to put away his wife for every cause?

Is it not lawful for me to do what I will with mine own? Is thine eye evil, because I am good?

Tell us therefore, What thinkest thou? Is it lawful to give tribute unto Caesar, or not?

And the chief priests took the silver pieces, and said, It is not lawful for to put them into the treasury, because it is the price of blood.