Muhammad bin 'Abdur Rahman b. Abi Dh'ab محمد بن عبد الرحمن بن أبي ذئب · Chapters on Supplication

“There is not a worshipper who raises his hands, such that his armpit becomes visible, asking Allah for something, except that He shall grant it to him - as long as he does not become hasty.” They said: “O Messenger of Allah, and how is haste made concerning it?” He (ﷺ) said: “He says: ‘I did ask and ask, and I was not given a thing.’”