Ata ibn Yasar عطاء بن يسار أبو محمد مولى ميمونة · The Book of Zakah

"The Messenger of Allah said: "There are three to whom of Allah will not speak on the Day of Resurrection or look at them or purify them, and theirs will be a painful torment: the one who reminds people of what he has given them, the one who lets his garment hang beneath his ankles, and a vendor who tries to sell his product by means of false oaths."

"No man comes to his Mawla and asks him for something from the surplus of what he has, and he withholds it from him, but on the Day of Resurrection a bald-headed Shuja'a will be called to him and will be licking the surplus that he withheld."

"There are four whom Allah, the Mighty and Sublime, hates: The vendor who sells his wares by means of false oaths, the poor man who shows off, the old man who commits Zina and the Imam who is unjust."

"I heard the Messenger of Allah says: 'It is not right to ask (for help) except in three cases: A man whose wealth has been destroyed by some calamity, so he asks until he gets enough to keep him going, then he refrains from asking: a man who undertakes a financial responsibility, and asks for help until he pays off whatever needs to be paid; and a man concerning whom three wise men from his own people swear by Allah…