'Marrow' in the Bible

His breasts have been full of milk, And marrow his bones doth moisten.

And made hath Jehovah of Hosts, For all the peoples in this mount, A banquet of fat things, a banquet of preserved things, Fat things full of marrow, preserved things refined.

for the reckoning of God is living, and working, and sharp above every two-edged sword, and piercing unto the dividing asunder both of soul and spirit, of joints also and marrow, and a discerner of thoughts and intents of the heart;