2 verses have
“épreuve”
in Edition Muhammad Hamidullah / As-Saaffaat (Those drawn up in Ranks)
37:63Nous l'avons assigné en épreuve aux injustes.
37:106C'était là certes, l'épreuve manifeste.
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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