Sahih Bukhari

Narrated Zaid bin Arqam:When `Abdullah bin Ubai said, ""Do not spend on those who are with Allah's Messenger (ﷺ),"" and also said, ""If we return to Medina,"" I informed the Prophet (ﷺ) of his saying. The Ansar blamed me for that, and `Abdullah bin Ubai swore that he did not say. I returned to my house and slept. Allah's Messenger (ﷺ) then called me and I went to him. He said, ""Allah has confirmed your statement."" The Verse: ""They are the one who say: Spend nothing......(63.7) was revealed