Yahya bin Aadm bin Sulaiman يحيى بن آدم بن سليمان · The Book of Zakah

"No Sadaqah is due on less than five Awsuq,

"Shall I ask people (for help), O Messenger of Allah?" He said: "No, but if you have no alternative but to ask, then ask the righteous."

"By the One in Whose hand is my soul, if one of you were to take a rope and gather firewood on his back that would be better for him than coming to a man to whom Allah, the Mighty and Sublime, has given of His bounty and asking him (for help). Which he may or may not give.