Matthew 6:3

'But thou, doing kindness, let not thy left hand know what thy right hand doth,

Matthew 8:4

And Jesus saith to him, 'See, thou mayest tell no one, but go, thyself shew to the priest, and bring the gift that Moses commanded for a testimony to them.'

Matthew 9:30

and their eyes were opened, and Jesus strictly charged them, saying, 'See, let no one know;'

Matthew 12:19

he shall not strive nor cry, nor shall any hear in the broad places his voice,

Mark 1:44

and saith to him, 'See thou mayest say nothing to any one, but go away, thyself shew to the priest, and bring near for thy cleansing the things Moses directed, for a testimony to them.'

John 7:4

for no one in secret doth anything, and himself seeketh to be in public; if thou dost these things -- manifest thyself to the world;'

Treasury of Scripture Knowledge

Summary

But when thou doest alms, let not thy left hand know what thy right hand doeth:

Bible References

Let

Matthew 8:4
And Jesus saith to him, 'See, thou mayest tell no one, but go, thyself shew to the priest, and bring the gift that Moses commanded for a testimony to them.'
Matthew 9:30
and their eyes were opened, and Jesus strictly charged them, saying, 'See, let no one know;'
Matthew 12:19
he shall not strive nor cry, nor shall any hear in the broad places his voice,
Mark 1:44
and saith to him, 'See thou mayest say nothing to any one, but go away, thyself shew to the priest, and bring near for thy cleansing the things Moses directed, for a testimony to them.'
John 7:4
for no one in secret doth anything, and himself seeketh to be in public; if thou dost these things -- manifest thyself to the world;'