He said: So it shall surely be forbidden to them for forty years, they shall wander about in the land, therefore do not grieve for the nation of transgressors.

And We appointed with Musa a time of thirty nights and completed them with ten (more), so the appointed time of his Lord was complete forty nights, and Musa said to his brother Haroun: Take my place among my people, and act well and do not follow the way of the mischief-makers.