“Return to your home, and declare how much God has done for you.” And he went away, proclaiming throughout the whole city how much Jesus had done for him.
(Luke 8:39 ESV)

So everyone who acknowledges me before men, I also will acknowledge before my Father who is in heaven,
(Matthew 10:32 ESV)

And they have conquered him by the blood of the Lamb and by the word of their testimony, for they loved not their lives even unto death.
(Revelation 12:11)