16 David looked up and saw the angel of the LORD standing between heaven and earth, with a drawn sword in his hand extended over Jerusalem. Then David and the elders, clothed in sackcloth, fell facedown.

Read 1 Chronicles 21:16 Using Other Translations

And David lifted up his eyes, and saw the angel of the LORD stand between the earth and the heaven, having a drawn sword in his hand stretched out over Jerusalem. Then David and the elders of Israel, who were clothed in sackcloth, fell upon their faces.
And David lifted his eyes and saw the angel of the LORD standing between earth and heaven, and in his hand a drawn sword stretched out over Jerusalem. Then David and the elders, clothed in sackcloth, fell upon their faces.
David looked up and saw the angel of the LORD standing between heaven and earth with his sword drawn, reaching out over Jerusalem. So David and the leaders of Israel put on burlap to show their deep distress and fell face down on the ground.