He sent his word, and healed them, and delivered them from their destructions. Psalm 107:20
My son, attend to my words; incline thine ear unto my sayings. 21 Let them not depart from thine eyes; keep them in the midst of thine heart. 22 For they are life unto those that find them, and health to all their flesh. Proverbs 4:20-22
So shall my word be that goeth forth out of my mouth: it shall not return unto me void, but it shall accomplish that which I please, and it shall prosper in the thing whereto I sent it. Isaiah 55:11
I will hasten my word to perform it. Jeremiah 1:12b
And Jesus saith unto him, I will come and heal him. 8 The centurion answered and said, Lord, I am not worthy that thou shouldest come under my roof: but speak the word only, and my servant shall be healed. 9 For I am a man under authority, having soldiers under me: and I say to this man, Go, and he goeth; and to another, Come, and he cometh; and to my servant, Do this, and he doeth it. Matthew 8:7-9
Through faith we understand that the worlds were framed by the word of God, so that things which are seen were not made of things which do appear. Hebrews 11:3
For more: Psalm 119 - the entire chapter
