2 verses have
“how”
in Edition Clear Qur'an by Talal Itani / Abasa (He frowned)
80:3But how do you know? Perhaps he was seeking to purify himself.
80:17Perish man! How thankless he is!
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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