وَنَبِّئۡهُمۡ أَنَّ ٱلۡمَآءَ قِسۡمَةُۢ بَيۡنَهُمۡۖ كُلُّ شِرۡبٖ مُّحۡتَضَرٞ ٢٨
Wanabbi'hum annal-mā'a qismatu baynahum kullu shirbim muhtadar
And inform them that the water is shared between them,1584 each [day of] drink attended [by turn].
Footnotes
1584 i.e., between the tribe of Thamūd and the she-camel - a day for each to drink.