In Farid al-Din Attar's 'Elahi Nameh', the tale of the 'Halou'—a creature that consumes seven deserts and seven seas daily but still worries about tomorrow's food—serves as a spiritual allegory for human greed (tama') and the ego's insatiability. The creature's name alludes to the Quranic description of mankind as inherently anxious or greedy (70:19). The story critiques the lack of 'tawakkul' (trust in God), demonstrating that anxiety over sustenance (rizq) is an internal spiritual ailment that persists regardless of external material abundance. It teaches that true contentment is found in divine reliance rather than accumulation.