Brother Meynard! Consult the book of armaments!
Chapter 1, verses 1-11:
And Saint Attila did raise the hand-grenade up on high, saying, Lord, bless this thy hand grnade, so with it I may blow thine enemies to tiny bits, in thy mercy.
And the Lord did grin, and the people did feast upon the carp, and lamb, and fruitbats, and orangutans, and breakfast cereal, and tiny bits of-*skip over that bit*-...
To wield the Holy Hand grenade, first thou shalt pulleth out the holy pin, then thou shalt counteth to three, and three shall be the number of thy counting. Thou shalt not count four neither count thou two, unless thou then proceedeth to three. Five is right out. Once the holy pin hath been pulled, lobbest thou the Holy Hand-Grenade of Antioch towards thy foe, who being naughty in thy sight shall;
Snuff it.
Amen.