assalaamu alaikum wa rahmatullahi wa barakatu, i dont know why, but i have a disliking to a brother in the masjid, so much so that sometimes i even think about it in salah. this brother has never done anything wrong to me. what should i do? please advise me and pray that Allah forgives me.

Ustadh AbdulAziz al-Haqqan
Purify your heart akhi towards everybody may Allah reward you.