The cosmos is governed by providence (πρόνοια): an immanent reason — the TERMLogos, who is also Zeus, also the TERMNature of the whole — purposively orders all things for the good of the Whole. Nothing happens by blind chance; the world-order is not merely connected but rational and good toward everything. For the Stoics providence and TERMfate are one and the same, taken from different sides: fate is the manner in which providence is carried out (the necessary chain of causes), providence the rational end for which that chain unfolds.

In Marcus the doctrine is most often cast as the disjunction "providence or atoms" (ἤτοι πρόνοια ἢ ἄτομοι): either the world is a single providential order governed by mind, or a chance mixing and scattering of atoms (the Epicurean picture). Marcus repeatedly inclines to providence; but even granting atoms, he shows that the Stoic practical conclusion is unchanged — there is no one to complain against in either case.

• Chrysippus — the extensive treatise Περὶ προνοίας (SVF II 1106–1186): the cosmos is governed by providence as a state by law; evil in the parts does not annul the good of the Whole (the Stoic theodicy).
• Cleanthes, Hymn to Zeus (SVF I 537): Zeus directs the common Logos, and nothing is done without him save what the wicked do in their folly.
• Cicero, De natura deorum II (the speech of the Stoic Balbus) — the classical statement: the world is governed by divine reason and ordered for the best.
• Seneca, De providentia — why ills befall the good if the world is ruled by providence.
• Epictetus, Disc. 1.16 ("on providence"); 1.6. DL VII 138–139, 147 (the cosmos governed by νοῦς and πρόνοια); LS 54.

In Marcus: 02-03 ("the works of the gods are full of providence"); the disjunction "providence or atoms" — 04-27; 04-45 (a rational connection, not blind necessity); 06-10; 06-42 (the ruler of all uses everyone; the cosmos needed even the resisters); 07-32 (the disjunction applied to death: dispersal — or extinguishing/removal); 09-28 (the "providence or atoms" disjunction: if a god, all is well; if at random (εἰκῇ), do not you too be at random); 9.39; 10.6; 11.18; 12.14; providence and the good of the Whole — 04-09; 05-08; 05-27 (to live with the gods — a soul content with what is assigned); 05-30; 06-01 (the reason governing the Whole does no evil); 06-09 (all is accomplished according to the nature of the Whole); 06-36 (even the lion's jaws and poison are offshoots of the venerable and beautiful: theodicy); 06-40 (in the Whole all is κατὰ νοῦν); 06-44 (the gods have deliberated well — whether about me or about the Whole); 07-50 (a Euripides verse + the disjunction: dissolution of atoms or dispersion of elements — one upshot); 07-70 (the gods endure the bad forever and care for them — a model to imitate); 07-75 (the book's close: all by consequence — or the chief things "without reason"; remembrance calms); 08-17 (the "atoms or gods" disjunction — both horns are mad, there is no one to blame); 08-23 (refer what happens ἐπὶ τοὺς θεοὺς καὶ τὴν πάντων πηγήν); 08-27 (θεία αἰτία from which all happens to all — one of the three relations); 08-56 (God arranged that my unhappiness may not depend on another); 09-01 (impiety — falling out of tune with providence (πρόνοια), by whose "original impulse" (ὁρμὴ ἀρχαία) all befalls "in sequence"); 09-11 (the gods are kindly (εὐμενεῖς) even to the bad and "cooperate" with them toward προηγμένα — a model to imitate, cf. 07-70); 09-27 (the gods "help in all ways" even those who blame you — by dreams, by oracles — toward what they hold dear); 09-35 (theodicy: ἡ τῶν ὅλων φύσις makes all things well (πάντα καλῶς) — the world is not condemned to unceasing evil); 09-39 (the disjunction: "from one intelligent source" — or atoms, a jumble and a scattering); 09-40 (the gods have power — and can co-operate in precisely what is worth praying for); 12.5.

The difference from the neighbouring doctrines is fundamental — which is why they are kept apart:

• The unity of the cosmos is an ontological thesis: the cosmos is a single living whole, its parts bound by sympathy (συμπάθεια) through the pneumatic continuum. Providence is a teleological-theological thesis: that whole is ordered by reason for the good. One says "all is connected"; the other, "all is ordered for the good by mind."
• Amor fati is an ethical attitude (to accept, to "love" what happens). Providence is its cosmological ground: what happens is acceptable precisely because the world is providentially good. Amor fati answers "accept it"; providence, "why it is good."
• The term TERMεἱμαρμένη (fate) is the necessary causal chain; providence is the reason behind that chain. The Stoics identify them, but with different emphases: fate is necessity, providence the rational end.
• The term TERMpronoia is the word and concept; this card is the doctrine the concept carries (as TERMheimarmene stands to amor-fati).

"Providence or atoms" is not an agnostic choice but a rhetorical lever: Marcus sets up two limiting cosmologies and shows that under either, complaint is senseless. But his own position is providence: the world is a polis governed by the Logos, and what befalls the part serves the Whole (τὸ τῷ ὅλῳ συμφέρον — Med. 6.45; 10.6).