1 verse has
“observam”
in Edition Samir El-Hayek / Al-Anfaal (The Spoils of War)
8:3Aqueles que observam a oração e fazem caridade com aquilo com que os agraciamos;
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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