" My word performs my purpose"

Isaiah 55:11 The Passion Translation (TPT)
11 So also will be the word[a] that I speak;
    it does not return to me unfulfilled.[b]
    My word performs my purpose
    and fulfills the mission I sent it out to accomplish.”[c]

Footnotes:
Isaiah 55:11 In the context, God’s word is his promise to show love, compassion, and forgiveness to all who turn to him.
Isaiah 55:11 Or “empty.”
Isaiah 55:11 The Septuagint adds a phrase not found in the Hebrew: “And I will make your way prosperous.”