Kitāb al-Zuhd
Hadith 28فضالة بن أيوب عن الفضيل بن عثمان عن عبيد بن زرارة قال: سمعت أبا عبد الله عليه السلام يقول: انى لأبغض رجل يرضى ربه بشئ لا يكون فيه أفضل منه فان رأيته يطيل الركوع قلت: يا نفس وان رايته يطيل السجود قلت يا نفس.
2..Faḍālah ibn Ayyūb narrated from al-Fuḍayl ibn ʿUthmān, from ʿUbayd ibn Zurārah who said, “I heard Abā ʿAbdillāh (a) say, ‘Indeed I dislike a man who seeks to please his Lord with something while not having anything better than it [to offer]. So when I see him prolonging his bowing I say: O [base] soul! And when I see him prolonging his prostration, I say: O [base] soul!’”[1]