Man Lā Yaḥḍuruh al-Faqīh
Hadith 3771948 - وَ رَوَى عَمَّارُ بْنُ مُوسَى عَنْ أَبِي عَبْدِ اَللَّهِ عَلَيْهِ اَلسَّلاَمُ : فِي اَلرَّجُلِ يُصِيبُهُ اَلْعَطَشُ حَتَّى يَخَافَ عَلَى نَفْسِهِ قَالَ «يَشْرَبُ بِقَدْرِ مَا يُمْسِكُ رَمَقَهُ وَ لاَ يَشْرَبُ حَتَّى يَرْوَى.
Hadith.1948 - Ammar ibn Musa narrated from Abu Abdullah (as) regarding a man who becomes so thirsty that he fears for his life.
Imam (as) said: "He may drink just enough to sustain himself and prevent collapse, but he should not drink until he is fully satisfied."