במדבר, פרק כ״ט, פסוק ל״ג

The intricate system of sacrifices and offerings brought during the holiday of Sukkot serves as a carefully structured framework containing precise laws and hints to ancient Temple traditions. Subtle variations in how the text is written reveal hidden legal layers. A shortened spelling concerning the accompanying libations points to a strict limitation on when they could be brought. While standard libations can often be completed during the night or even the following day, that flexibility does not apply to these specific offerings. Delaying them to the next day would create an invalid scenario where weekday offerings are brought on a sacred festival day [צפנת פענח].

Beyond these strict legal boundaries, the subtle shifts in the text act as a central source for the custom of the water libation. A sequence of minor spelling variations appears throughout the descriptions of the offerings for the second, sixth, and seventh days of the festival. When these slight linguistic changes are combined, they form a hidden reference within the Torah to the special water and wine libation ceremony that was practiced in the Temple throughout the holiday [מנחת שי].