Strong's Concordance G3452

Original Word: μυελός
Transliteration: myelós
Phonetic Spelling: moo-el-os'
[μυελός] perhaps a primary word; the marrow

Usages throughout the bible

Hebrews 4:12 - For the word of God is quick, and powerful, and sharper than any twoedged sword, piercing even to the dividing asunder of soul and spirit, and of the joints and marrow, G3452 and is a discerner of the thoughts and intents of the heart.