1 verse has
“seien”
in Edition A. S. F. Bubenheim and N. Elyas / Az-Zukhruf (Ornaments of gold)
43:37Und sie halten sie wahrlich vom Weg ab, und diese meinen, sie seien rechtgeleitet.
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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