Al-muqaddimah Al-ajurrumiyyah [on the Science of Arabic Grammar]
The Chapter on the MAF‘ŪL MIN AJLIHĪ
It is an Ism that is Manṣūb[^85] and is mentioned for the purpose of clarifying the cause for the occurrence of the action, like when you say:
قام زيدإجلالاً لعمروٍ (Zayd stoodout of veneration for ‘Amr)
قصدتُّك ابتغاءَ معروفك (I sought youout of a desire for you goodness)