Ibn Abi'd-Dunya mentioned that

Dawud (as) asked Allah: "What is the least of Your blessings?"

Allah revealed to him "O Dawud, take a breath."

Dawud did so, and Allah told him, "This is the least of My blessings on you.''


(Ibn Qayyim al-Jawziyyah From Uddat as-Saabireen wa Dhaakirat ash-Shaakireen