Could you mention the reference for this Hadith please?
أحسن جوار من جاورك تكن مسلما
Answer
Imam Ibn Majah (rahimahullah) has recorded these words on the authority of Sayyiduna Abu Hurayrah (radiyallahu ‘anhu). Rasulullah (sallallahu ‘alayhi wa sallam) had offered Sayyiduna Abu Hurayrah (radiyallahu ‘anhu) some advice, the words in question being part of them.
(Sunan Ibn Majah, Hadith: 4217. See another part of this Hadith here)
Translation
Be a good neighbour to your neighbours and you will be a [true] Muslim.
Imam Tirmidhi (rahimahullah) has recorded the narration with slight variation in the wording. See this version here.
And Allah Ta’ala Knows best.
Answered by: Moulana Suhail Motala
Approved by: Moulana Muhammad Abasoomar