1 Samuel 9:9
(Formerly in Israel, a man on his way to inquire of God would say, "Come, let us go to the seer," for the prophet of today was formerly called the seer.)

1 Samuel 22:5
Then the prophet Gad said to David, "Do not stay in the stronghold. Depart and go into the land of Judah." So David left and went to the forest of Hereth.

2 Samuel 24:12
"Go and tell David that this is what the LORD says: 'I am offering you three options. Choose one of them, and I will carry it out against you.'"

1 Chronicles 21:9
And the LORD instructed Gad, David's seer,

1 Chronicles 25:5
All these sons of Heman, the king's seer, were given to him through the promises of God to exalt him. For God gave Heman fourteen sons and three daughters.

1 Chronicles 29:29
Now the acts of King David, from first to last, they are indeed written in the Chronicles of Samuel the Seer, the Chronicles of Nathan the Prophet, and the Chronicles of Gad the Seer,

2 Chronicles 29:25
Hezekiah stationed the Levites in the house of the LORD with cymbals, harps, and lyres according to the command of David, of Gad the king's seer, and of Nathan the prophet. For the command had come from the LORD through His prophets.