The Hebrew letters are not merely a writing system. They are, according to the Sefer Yetzirah (Book of Formation), the 22 intelligences through which God formed the cosmos — engraving, hewing, and combining them into the structure of every world, every soul, every word, every thing. The letters precede what they describe. Three Mothers encode the primordial elements. Seven Doubles carry the planetary forces and their dual faces. Twelve Simples govern the faculties of the soul, the months of the year, and the signs of the zodiac. Every Hebrew letter is a doorway into a specific mode of being.

The Three Orders

Mother Letters · 3

The primordial triad: Air, Water, and Fire. The three mothers contain the seeds of all other letters and are the elemental basis of creation itself.

א מ ש
Double Letters · 7

The seven classical planets. Each bears a dual nature — a benefic and malefic face, corresponding to the two ways each planetary force can express in a life.

ב ג ד כ פ ר ת
Simple Letters · 12

The twelve zodiac signs and the twelve simple faculties — the specific modes of sense, perception, and action through which the soul navigates embodied existence.

ה ו ז ח ט י ל נ ס ע צ ק

3 + 7 + 12 = 22 — the number of letters in the Aleph-Bet, the number of paths on the Tree of Life, the number of trumps in the Major Arcana.

Mother Letters — The Three Primordial Elements
1 Mother
א
Aleph
Ox
Path 11 · The Fool
◆ Air
40 Mother
מ
Mem
Water
Path 23 · The Hanged Man
◆ Water
300 Mother
ש
Shin
Tooth
Path 31 · Judgement
◆ Fire
Double Letters — The Seven Planetary Forces
2 Double
ב
Bet
House
Path 12 · The Magician
☿ Mercury
3 Double
ג
Gimel
Camel
Path 13 · The High Priestess
☿ Moon
4 Double
ד
Dalet
Door
Path 14 · The Empress
☿ Venus
20 Double
כ
Kaph
Palm of the Hand
Path 21 · The Wheel of Fortune
♃ Jupiter
80 Double
פ
Peh
Mouth
Path 27 · The Tower
☿ Mars
200 Double
ר
Resh
Head
Path 30 · The Sun
☿ Sun
400 Double
ת
Tav
Cross / Mark / Seal
Path 32 · The World
☿ Saturn
Simple Letters — The Twelve Zodiac Signs
5 Simple
ה
Heh
Window
Path 15 · The Emperor
♈ Aries
6 Simple
ו
Vav
Nail / Hook
Path 16 · The Hierophant
♉ Taurus
7 Simple
ז
Zayin
Sword
Path 17 · The Lovers
♊ Gemini
8 Simple
ח
Chet
Fence / Field
Path 18 · The Chariot
♋ Cancer
9 Simple
ט
Tet
Serpent
Path 19 · Strength
♌ Leo
10 Simple
י
Yod
Hand
Path 20 · The Hermit
♍ Virgo
30 Simple
ל
Lamed
Ox Goad
Path 22 · Justice
♎ Libra
50 Simple
נ
Nun
Fish
Path 24 · Death
♏ Scorpio
60 Simple
ס
Samech
Prop / Support
Path 25 · Temperance
♐ Sagittarius
70 Simple
ע
Ayin
Eye
Path 26 · The Devil
♑ Capricorn
90 Simple
צ
Tzaddi
Fish Hook
Path 28 · The Star
♒ Aquarius
100 Simple
ק
Qoph
Back of Head / Eye of Needle
Path 29 · The Moon
♓ Pisces

The Sefer Yetzirah teaches that God created the universe by means of the 32 paths of wisdom — the 10 Sefirot and the 22 letters. Each letter is simultaneously a sound, a number, a cosmic principle, and an intelligence. To know a letter is not to know its name — it is to inhabit the mode of consciousness it encodes.