Genesis 20:16And unto Sarah he said, Behold, I have given thy brother a thousand pieces of silver: behold, he is to thee a covering of the eyes, unto all that are with thee, and with all other: thus she was reproved.
Genesis 24:64-65And Rebekah lifted up her eyes, and when she saw Isaac, she lighted off the camel. For she had said unto the servant, What man is this that walketh in the field to meet us? And the servant had said, It is my master: therefore she took a vail, and covered herself.
Matthew 18:10Take heed that ye despise not one of these little ones; for I say unto you, That in heaven their angels do always behold the face of my Father which is in heaven.
Hebrews 1:14Are they not all ministering spirits, sent forth to minister for them who shall be heirs of salvation?
Ecclesiastes 5:6Suffer not thy mouth to cause thy flesh to sin; neither say thou before the angel, that it was an error: wherefore should God be angry at thy voice, and destroy the work of thine hands?