ɪɾ ɐpˈɪɹz, bˈeɪst ˌɔn ɐ ɹᵻmˈɑːɹk ʌv ɹˈæʃi, ðæt jˈɑːkɑːv wʌz ɛŋɡˈeɪdʒd ɪn ɪntˈɜːpɹɪɾɪŋ ðə tˈænæk ænd ɪnðə stˈʌdi ʌv hˈiːbɹuː.
It appears, based on a remark of Rashi, that Yaakov was engaged in interpreting the Tanakh and in the study of Hebrew.