Verses with the word suit in the Old Testament (3 verses):
And Micah said unto him, Dwell with me, and be unto me a father and a priest, and I will give thee ten shekels of silver by the year, and a suit of apparel, and thy victuals. So the Levite went in.
2 Samuel 15:4
Absalom said moreover, Oh that I were made judge in the land, that every man which hath any suit or cause might come unto me, and I would do him justice!
Also thou shalt lie down, and none shall make thee afraid; yea, many shall make suit unto thee.