كَذِبِ lying in Arabic
كَذِبِ is how you say “lying” in Arabic.
Arabic
English
The audio uses AI voices.
Example sentence
فَالْجَوَابُ إِنَّهُ مَحْمُولٌ عَلَى أَنَّهُ يَضْحَكُهُمْ بِالْكَذِبِ،
So the answer: indeed, it is to be understood that he makes them laugh by lying.
بِالْكَذِبِ by lying
One unit fusing a preposition 'with / by means of' onto a definite noun. It marks the means of the make-laughing, 'by the lying', so the bi- assigns the instrument role and the al- makes that lying a specific known one.
The English is machine-translated.

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