Language not only functions as a tool for communication but also as a medium for conveying moral and social values. However, studies on the axiological value of language in Diwan al-Imam al-Syafi’i from a sociolinguistic perspective are still limited. This study aims to describe the forms of language use, analyze the axiological values of language, and identify the social functions of language in Diwan al-Imam al-Syafi’i as a social phenomenon. This research employed a descriptive qualitative method using a library research approach. The data consisted of words, phrases, sentences, and poetic verses in Diwan al-Imam al-Syafi’i containing moral, social, religious, and educational values. Data were collected through documentation and literature study, then analyzed using an axiological sociolinguistic approach. The results show that the language used in Diwan al-Imam al-Syafi’i includes advisory, educational, religious, and symbolic forms of language. The poems also contain axiological values related to moral education, communication ethics, patience, qana’ah, and faith. Furthermore, the language in Diwan al-Imam al-Syafi’i functions as a medium of social control, moral education, character building, and strengthening social relationships within society. This study demonstrates that literary language plays an important role in building an ethical, harmonious, and religious society.