Abu Dawud
Prayer
Book Number: 002 / Hadith Number: 1444
Narated By 'Abd Allah b. Habshi al-Khat'ami : The Prophet (pbuh) was asked: Which of the actions is better? He replied: Standing for long time (in prayer). He was again asked: Which alms is better? He replied: The alms given by a man possessing small property acquired by his labour.