The number 26 is the numerical value (gematria) of God's holy name YHWH (יהוה) in Hebrew.
In Jewish gematria, the letters of the Tetragrammaton have the following values: Yod (י) = 10, He (ה) = 5, Vav (ו) = 6, He (ה) = 5, which together total 26. This makes the number 26 one of the most sacred numbers in Jewish tradition, as it directly represents God's ineffable name. The number is therefore regarded as a symbol of God's presence, grace, and covenant with His people. In Kabbalistic tradition, the number 26 is connected to the relationship between the divine and the earthly. The number is associated with the sefirot system and seen as an expression of God's active presence in creation through the mystical interplay of its four letters. According to rabbinic tradition (Midrash Tanhuma), there are 26 generations from Adam to Moses—the one who received the Torah at Sinai. This is viewed as an expression that God's grace (expressed through the YHWH name with the value 26) sustained the world through these generations before the Torah was given. The Tetragrammaton (YHWH) was considered so holy in Jewish tradition that it was only spoken by the high priest in the Holy of Holies on Yom Kippur. In daily use, it is replaced with 'Adonai' (Lord) or 'HaShem' (the Name).*