Where it appears

• Matt 5:36Neither shall you swear by your head, for you can’t make one hair white or black.
• Rev 6:5When he opened the third seal, I heard the third living creature saying, “Come and see!” And behold, a black horse, and he who sat on it had a balance in his hand.
• Rev 6:12I saw when he opened the sixth seal, and there was a great earthquake. The sun became black as sackcloth made of hair, and the whole moon became as blood.