2 Esdras 5:20-22

New Revised Standard Version, Anglicised

²⁰ So I fasted for seven days, mourning and weeping, as the angel Uriel had commanded me.

Ezra’s Second Prayer of Complaint

²¹ After seven days the thoughts of my heart were very grievous to me again. ²² Then my soul recovered the spirit of understanding, and I began once more to speak words in the presence of the Most High.