كتاب الزهد
Read the English translation first, with the original Arabic directly underneath.
It was narrated from ‘Abdullah bin Abi Umamah Al-Harithi that his father said:
“The Messenger of Allah (ﷺ) said: ‘Simplicity is part of faith.’”
الْبَذَاذَةُ مِنَ الإِيمَانِ