«ما هذا يا صاحب الطعام؟! أفلا جعلته فوق الطعام حتى يراه الناس؟ من غش فليس مني»
The Prophet (peace and blessings be upon him) said:
"O owner of the grain, what is this? Why did you not put it on top of the grain so that people could see it? Whoever deceives is not of me."
Hadith Referenceصحیح الجامع الصغیر / حرف الميم / 5811