Answer:
(Fatwa: 895/752=D/1430)
The condition of your father in law in the hereafter is good. However, the dream indicates that there is negligence from you in isal-e-thawab (delivering the reward) to him through charity, dhikr and tilawah. You should do isal-e-thawab as much you can easily.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
