1 Chronicles 21:19 in the King James Version
And David went up at the saying of Gad, which he spake in the name of the LORD.
Context
18 Then the LORD’s angel commanded Gad to tell David that David should go up and raise an altar to the LORD on the threshing floor of Ornan the Jebusite.
19 David went up at the saying of Gad, which he spoke in the LORD’s name.
20 Ornan turned back and saw the angel; and his four sons who were with him hid themselves. Now Ornan was threshing wheat.