From the Horizons of Eloquence Studies: Sociolinguistics and Its Impact on Arabic "The Phenomenon of Lahn (melody) in Grammar as a Model. Journal of Scientific Development for Studies and Research (JSD), [S. l.], v. 6, n. 22, p. 12_22, 2025. DOI: 10.61212/jsd/368. Disponível em: https://jsd.sdasmart.org/index.php/jsd/article/view/368.. Acesso em: 25 sep. 2025.