al-Muʿjam al-mufahras li-alfāẓ al-ḥadīth al-Nabawī - Wensinck, A. J. (Arent Jan), 1882-1939; Mensing, J. P; Brugman, J (Brill, 1936)
Compiler varies: compiled by A. J. Wensinck [v. 1-7], J. P. Mensing [v. 2-7], J. Brugman [v. 5-7] ... [et al.].