“Young women without number (Song of Songs 6:8)—do not read עֲלָמוֹת (alamot), young women, but rather עוֹלָמוֹת (olamot), worlds” (Tiqqunei ha-Zohar 14b).
“As rungs diverge, you discover a pistachio cluster, until they link to their suitable sides” (Zohar 1:177b).
“Come and see: the world above and the world below are perfectly balanced” (Zohar 2:176b).
“All those firmaments, one upon the other, are like skins of an onion. Some below and some above” (Zohar 3:10a).
“There is a visionary mirror reflecting supernal colors, envisioned in that visionary mirror; there is vision within vision, and vision within vision, one above the other, all poised on specific rungs, presiding, called night vision. Through them spread all dreams of the world, these resembling those above” (Zohar 1:196a).
“All faces gaze at one another, included in each other—spreading in many directions and myriads, above and below, without measure, count, or number” (Zohar 3:240b).
“Seven and seven (Zechariah 4:2)—all transcendent: one contained within its fellow. They are seven, each one contained within its companion. Now, you might say, ‘Six would have been better, so that each one can be combined within the other, because in this case one remains! With which shall it be combined?’ The answer is that when they all ascend, totaling twelve, the one positioned above them all, completing the number thirteen, is encompassed by the one standing above it. This last one is the lofty point from which all emerge” (Zohar Ḥadash, 62b).
“It has been taught: There are ten spheres and ten commands. Each sphere has its command. Not that it is surrounded by it, but rather it turns it.
This world is like a mustard seed in a pile. Why? Because of the breath that blows [upon] it and sustains it. If this breath were to be interrupted the world would wither in an instant [cf. BT Bava Batra 25a–b]” (Bahir §179).
“All the lights expanding, large and small, appear as the hub of a wheel [lit., כְּעֵין גַּלְגָּל (ke-ein galggal), as the eye of a wheel; like the look of a wheel]. All the spheres and worlds and their armies appear in the center like a mustard seed. And they all go to and fro, whirling, never still” (Berit Menuḥa, Second Way: The Way of Love, First Vowel).
“Who am I? I am a mustard seed in the middle of the sphere of the moon, which itself is a mustard seed within the next sphere. So it is with that sphere and all it contains in relation to the next sphere. So it is with all the spheres—one inside the other—and all of them are a mustard seed within further expanses. And all of these are a mustard seed within further expanses. Your awe is invigorated, the love in your soul expands” (Rabbi Moshe Cordovero, Or Ne’erav 18b–19a, translated in Matt, The Essential Kabbalah: The Heart of Jewish Mysticism, p. 22).
“There is nothing—not even the tiniest thing [‘from the horns of wild oxen to nits’ (BT Shabbat 107b)]—that is not fastened to the links of this chain [of being]” (Rabbi Moshe de Léon, Sefer ha-Rimmon, translated in Matt, The Essential Kabbalah: The Heart of Jewish Mysticism, p. 26).