1 verse has
“سمعنا”
in Edition Simple Clean / An-Noor (The Light)
51:24إنما كان قول المؤمنين إذا دعوا إلى الله ورسوله ليحكم بينهم أن يقولوا سمعنا وأطعنا ۚ وأولئك هم المفلحون
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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