Abu Ayyub Ansari reported Allah's Messenger (ﷺ) as saying: It is not permissible for a Muslim to have estranged relations with his brother beyond three nights, the one turning one way and the other turning the other way when they meet; the better of the two is one who is the first to give a greeting.
Hadith Referenceصحيح مسلم / كتاب البر والصلة والآداب / 2560
This hadith has been transmitted on the authority of Zuhri with a slight variation of wording (and the words are):" The one turning away and the other turning away when they meet and one avoids the other and the other also avoids him."
Hadith Referenceصحيح مسلم / كتاب البر والصلة والآداب / 2560
'Abdullah bin 'Umar reported Allah's Messenger (ﷺ) as saying: It is not permissible for a Muslim to have estranged relations with his brother beyond three days.
Hadith Referenceصحيح مسلم / كتاب البر والصلة والآداب / 2561