«من توضأ فأحسن الوضوء خرجت خطاياه من جسده حتى تخرج من تحت أظفاره»
The Prophet (peace and blessings be upon him) said:
"Whoever performs ablution and does it well, his sins leave his body, until they even come out from beneath his nails."
Hadith Referenceصحیح الجامع الصغیر / حرف الميم / 6169