Ezra
1 Chronicles 21:18ESV·traditional attribution

Now the angel of the LORD had commanded Gad to say to David that David should go up and raise an altar to the LORD on the threshing floor of Ornan the Jebusite.

Matthew Henry Presbyterian @wholebiblehenry

We have here the controversy concluded, and, upon David's repentance, his peace made with God. Though thou wast angry with me, thy anger is turned away. 1. A stop was put to the progress of the execution, Ch1 21:15. When David repented of the sin God repented of the judgment, and ordered the destroying angel to stay his hand and sheath his sword, Ch1 21:27. 2.

Commenting on 1 Chronicles 21:18-30

Jamieson-Fausset-Brown Reformed @jfbcommentary

HE BUILDS AN ALTAR. (Ch1 21:18-30) the angel of the Lord commanded Gad to say--The order about the erection of an altar, as well as the indication of its site, is described (Sa2 24:18) as brought directly by Gad. Here we are informed of the quarter whence the prophet got his commission.

Keil & Delitzsch Lutheran @keilanddelitzsch

1Ch 21:16-19 The account of David’s repentant beseeching of the Lord to turn away the primitive judgment, and the word of the Lord proclaimed to him by the prophet, commanding him to build an altar to the Lord in the place where the destroying angel visibly appeared, together with the carrying out of this divine command by the purchase of Araunah’s threshing-floor, the erection of...

Commenting on 1 Chronicles 21:16-19