Bible Verses About Martyrdom: Should be prepared for

Then said Jesus to his disciples, `If any one doth will to come after me, let him disown himself, and take up his cross, and follow me,

for whoever may will to save his life, shall lose it, and whoever may lose his life for my sake shall find it,

and Paul answered, `What do ye--weeping, and crushing mine heart? for I, not only to be bound, but also to die at Jerusalem, am ready, for the name of the Lord Jesus;'