'Different' in the Bible

If indeed then perfection were by the Levitical priesthood, for the people had their law given to them in connexion with it, what need was there still that a different priest should arise according to the order of Melchisedec, and not be named after the order of Aaron?

For he, of whom these things are said, belongs to a different tribe, of which no one has ever been attached to the service of the altar.

And it is yet more abundantly evident, since a different priest arises according to the similitude of Melchisedec,