Answer:
(Fatwa: 2169/1696=H/1429)
It is good dream, the dogs mean that though the temptations and satanic insinuations occur but they may not harm you in-sha-Allah, rather you shall be protected by Allah.
Allah (Subhana Wa Ta’ala) knows Best
Darul Ifta,
Darul Uloom Deoband
