Grammar is the definite feature of any language; so, I do agree with Khaled Ait El Khouch
Linguistics must not be about learning a language to speak, but it is a scientific method to dissect patterns of a language, e.g. by AI tools.
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Statistical example:
The number of distinct words in the Hebrew Bible is 8,679, of which 1,480 are hapax legomena, words or expressions that occur only once.
The number of distinct Semitic roots, on which many of these biblical words are based, is roughly 2000.
According to the current version, the Hebrew Bible has approximately 22,864 verses, 306,757 Hebrew words, and 1,202,972 Hebrew letters.Out of these, there are 5,845 verses, 79,980 Hebrew words, and 304,805 letters in five Torah pentagrams.Various statistics and linguistics of the Hebrew Bible have been published in Jewish literature over the generations.