2 verses have
“disappointed”
in Edition Clear Qur'an by Talal Itani / Maryam (Mary)
19:4He said, “My Lord, my bones have become feeble, and my hair is aflame with gray, and never, Lord, have I been disappointed in my prayer to you.
19:48And I will withdraw from you, and from what you pray to instead of God. And I will pray to my Lord, and I hope I will not be disappointed in my prayer to my Lord.”
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The Holy Quran · Al-Baqara (The Cow) · 2:274