1 Corinthians 16:9 - For a great door and effectual G1756 is opened unto me, and there are many adversaries.
Philemon 1:6 - That the communication of thy faith may become effectual G1756 by the acknowledging of every good thing which is in you in Christ Jesus.
Hebrews 4:12 - For the word of God is quick, and powerful, G1756 and sharper than any twoedged sword, piercing even to the dividing asunder of soul and spirit, and of the joints and marrow, and is a discerner of the thoughts and intents of the heart.