1 verse has
“Mühsal”
in Edition A. S. F. Bubenheim and N. Elyas / Al-Kahf (The Cave)
18:62Als sie vorbeigegangen waren, sagte er zu seinem Burschen: "Bringe uns unser Mittagessen. Wir haben ja durch diese unsere Reise (viel) Mühsal erlitten."
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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