Matthew 6:2 – 3
New International Version (NIV)
2 “So when you give to the needy, do not announce it with trumpets, as the hypocrites do in the synagogues and on the streets, to be honored by others. Truly I tell you, they have received their reward in full. 3 But when you give to the needy, do not let your left hand know what your right hand is doing,
From BibleGateway.com: http://www.biblegateway.com/passage/?search=Matthew+6.2-3&version=NIV
NIV®