2 verses have
“lose”
in Edition Clear Qur'an by Talal Itani / Al-Anfaal (The Spoils of War)
8:37That God may distinguish the bad from the good, and heap the bad on top of one another, and pile them together, and throw them in Hell. These are the losers.
8:46And obey God and His Messenger, and do not dispute, lest you falter and lose your courage. And be steadfast. God is with the steadfast.
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Those who spend their wealth by night and day, privately and publicly, will receive their reward from their Lord. They have nothing to fear, nor shall they grieve.
The Holy Quran · Al-Baqara (The Cow) · 2:274