2 verses have
“certes”
in Edition Muhammad Hamidullah / Ash-Shams (The Sun)
91:9A réussi, certes, celui qui la purifie.
91:10Et est perdu, certes, celui qui la corrompt.
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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