CROSS-REFERENCES:
-Luke 11:13
-John 7:38-39
-1 Corinthians 12:13
-1 Thessalonians 5:21
-1 Peter 3:15
-1 John 4:1
Stuart Briscoe: "A witness is someone who by explanation and demonstration gives audible and visible evidence of what he has seen and heard without being deterred by the consequences of his action."