Cross reference
1 Chronicles 21:9
9 Then the word of the Lord came to Gad, David's seer, saying,
1 Samuel 9:9
9 (In the past in Israel, when a man went to get directions from God, he said, Come let us go to the Seer, for he who now is named Prophet was in those days given the name of Seer.)
1 Chronicles 29:29
29 Now all the acts of David, first and last, are recorded in the words of Samuel the seer, and the words of Nathan the prophet, and the words of Gad the seer;
2 Samuel 24:11
11 And David got up in the morning; now the word of the Lord had come to the prophet Gad, David's seer, saying,