From Sahih Bukhari (Hadith 2397):
Narrated `Aisha:Allah's Messenger (ﷺ) used to invoke Allah in the prayer saying, "O Allah, I seek refuge with you from all sins, and from being in debt." Someone said, O Allah's Messenger (ﷺ)! (I see) very often you seek refuge with Allah from being in debt. He replied, "If a person is in debt, he tells lies when he speaks, and breaks his promises when he promises
Reference: Bukhari 2397