1 verse has
“تكلف”
in Edition Simple Clean / An-Nisaa (The Women)
84:4فقاتل في سبيل الله لا تكلف إلا نفسك ۚ وحرض المؤمنين ۖ عسى الله أن يكف بأس الذين كفروا ۚ والله أشد بأسا وأشد تنكيلا
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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