Where does “beynte seis” come from?

beynte seis (Tagalog) comes from Spanish veintiséis, from Spanish veinte, from Old Spanish veynte, from Latin vīgintī, from Latin quīnque, from Proto-Italic kʷenkʷe, from Proto-Indo-European pénkʷe — five.

beynte seis (Tagalog): twenty-six