Hid themselves — Because of the glory and majesty in which the angel appeared, which mens weak natures are not able to bear; and from the fear of God's vengeance which now seemed to be coming to their family.
Related Commentaries of 1 Chronicles 21:20
1 Chronicles 21:20
20 And Ornane turned back, and saw the angel; and his four sons with him hid themselves. Now Ornan was threshing wheat.