Ecclesiastes 12:11

11 aThe words of the wise are like goads, and like bnails firmly fixed are the collected sayings; they are cgiven by done Shepherd.

Isaiah 49:2

2 eHe made my mouth like a sharp sword;
fin the shadow of his hand he hid me;
he made me a polished arrow;
in his quiver he hid me away.

Hebrews 4:12

12For gthe word of God is living and hactive, isharper than any jtwo-edged sword, piercing to the division of soul and of spirit, of joints and of marrow, and kdiscerning the thoughts and intentions of the heart.
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