1 verse has
“أربعين”
in Edition Simple Clean / Al-Maaida (The Table)
26:5قال فإنها محرمة عليهم ۛ أربعين سنة ۛ يتيهون في الأرض ۚ فلا تأس على القوم الفاسقين
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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