Nahj al-Balāgha
Hadith 1027أَيُّهَا النَّاسُ، مَنْ سَلَكَ الطّرِيقَ الْوَاضِحَ وَرَدَ الْمَاءَ، وَمَنْ خَالَفَ وَقَعَ فِي التِيهِ!
O people, he who treads the clear path (of guidance) reaches the spring of water, and whoever abandons it strays into waterless desert.