The Women - 4:154
"We raised Mount Sinai above them, and We said to them, "Enter humbly through the gate."We said to them, "Do not transgress the prohibition of Saturday"; and We took from them a firm promise."
Related:
The Cow/2:58
Enter this city. Eat therein abundantly from whatever you wish. Enter the gates humbly and speak in friendship so that We may forgive you your faults. We will give more to those who do good.
The Heights/7:161
"Remember when We said to them: "Dwell in this city, eat from it as you wish, speak in friendship and enter the gate humbly, so that We may forgive you your faults. We will give more to those who do good."
The Heights/7:162
But those of them who were unjust changed the word into something other than what they were told. So We sent upon them a torment from the sky because of their wrongdoing.