TSK
Treasury of Scripture Knowledge references in KJV.
(Beforetime in Israel, when a man went to enquire of God, thus he spake, Come, and let us go to the seer: for [he that is] now [called] a Prophet was beforetime called a Seer.)
For when David was up in the morning, the word of the LORD came unto the prophet Gad, David's seer, saying,
And he set the Levites in the house of the LORD with cymbals, with psalteries, and with harps, according to the commandment of David, and of Gad the king's seer, and Nathan the prophet: for [so was] the commandment of the LORD by his prophets.