Cyclopedia of Biblical, Theological and Ecclesiastical Literature
(λαμά, Matthew 27:46, which is also read in the best MSS. at Mark 15:34, where the received text has λάμμα; the Heb. has both forms, לָמָה and לָמָּה, lam'mah, for what; the Syriac version has lemono), a term signifying why (as the context explains it, ἱνατί, by which also the Sept. interprets), quoted by our Saviour on1 the cross from Psalms 22:1 [2 in the Hebrew].
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McClintock, John. Strong, James. Entry for 'Lama'. Cyclopedia of Biblical, Theological and Ecclesiastical Literature. https://www.studylight.org/encyclopedias/eng/tce/l/lama.html. Harper & Brothers. New York. 1870.