Devadatta was the Buddha's cousin who attempted to split the monastic order and eventually rebelled against the Buddha's authority.
Devadatta was a member of the Shakya clan, the same royal family as Siddhartha Gautama (the Buddha), and served as a monk in the sangha, the monastic community. According to the Pali Canon, particularly the Cullavagga section of the Vinaya Pitaka, he was the son of the Buddha's uncle Suddhodana's brother, making him the Buddha's cousin. Early texts describe him as skilled in meditation and psychic abilities, capable of levitation and other supernatural feats that earned him respect among certain followers.
Devadatta's relationship with the Buddha began respectfully but deteriorated significantly. The Mahaparinibbana Sutta and related texts describe how Devadatta gradually became resentful, apparently seeking greater influence and authority within the sangha. His dissatisfaction appears rooted in the Buddha's refusal to grant him a position of leadership or to establish him as a successor to oversee monastic affairs.
Around the twentieth year of the Buddha's ministry, Devadatta proposed five stricter rules for the sangha. These rules included perpetual forest dwelling, wearing only robes made from discarded cloth, eating only alms-food rather than accepting meals from patrons, living in forest retreats exclusively, and abstaining from salt and fish. While these represent genuine ascetic practices found in some Buddhist traditions, Devadatta's motivation was not spiritual reform but political leverage. He argued that the Buddha's middle way was insufficiently austere and appealed to monks who valued extreme discipline.
When the Buddha rejected these proposals, Devadatta attempted to rally supporters to his cause. The Cullavagga records that he persuaded approximately five hundred monks to follow him, establishing what became a distinct monastic faction. This schism represented the first major institutional crisis in the sangha, threatening its unity and authority structure. The Buddha, however, is depicted as remaining calm and sending emissaries rather than directly confronting the dissidents. After negotiations and the intervention of elder monks including Sariputta and Moggallana, most of Devadatta's followers eventually returned to the main sangha.
Frustrated by his failed schism, Devadatta's actions became increasingly hostile. The Vinaya accounts record that he made several attempts on the Buddha's life. In one episode, he arranged for archers to ambush the Buddha during a walk, though the Buddha was not harmed. In another, he pushed a boulder down a mountainside toward the Buddha, but the boulder struck a smaller rock and changed course. These violent attempts reflect the texts' depiction of Devadatta's rage at his loss of influence and legitimacy.
Devadatta's most significant action was reportedly the wounding of Gotama Buddha (a disciple distinguished from the Buddha himself by this nomenclature in some texts, though most accounts conflate this with attacks on the Buddha). The Cullavagga also describes how Devadatta attempted to instigate schism by claiming supernatural powers surpassed the Buddha's own. According to textual accounts, these actions eventually led to Devadatta's physical decline and death, which various texts describe differently—some portraying it as sudden illness, others as miraculous punishment.
The Devadatta incident becomes significant when understood against the actual history of Buddhist monastic divisions. While the Pali Canon presents the schism as ultimately failed, historical and comparative textual evidence suggests that Devadatta's faction may have persisted longer than canonical accounts acknowledge. Some schools preserved distinct lineages, and references in Sanskrit texts suggest Devadatta communities existed for centuries in certain regions.
The Buddha's response to the schism, as recorded in the Cullavagga, established precedent for managing doctrinal and organizational disputes within the sangha. Rather than excommunication or violent suppression, the approach emphasized persuasion, debate, and the natural return of followers seeking authentic teaching. The Sangha-bheda (schism of the sangha) was later formalized as one of the gravest offenses in monastic law, precisely because of Devadatta's actions and their disruptive potential.
Different Buddhist traditions interpreted Devadatta's actions and character in ways reflecting their own doctrinal commitments. The Pali tradition, represented in the Theravada schools, portrayed him as an example of how even those with supernatural powers could be corrupted by ambition and pride. The Mahayana tradition took a markedly different approach. The Lotus Sutra, a central Mahayana text, predicted that Devadatta would eventually attain Buddhahood, recontextualizing his rebellion as part of a salvific narrative. This distinction illustrates how the same historical figure could serve opposite doctrinal purposes across traditions.
The Devadatta narrative also provided a framework for discussing the relationship between individual conduct and monastic authority. His attempted schism raised implicit questions about the criteria for legitimate authority within the sangha and whether stricter practices might represent valid alternatives to the Buddha's established middle way. While the Canon resolved these questions by vindicating the Buddha's authority, the narrative preserved the tension between reform and stability that continues in monastic communities.
Devadatta appears in virtually all major Buddhist textual traditions, though with varying degrees of detail and emphasis. The Pali Canon dedicates substantial material to his rebellion in the Cullavagga (Khandhaka section of the Vinaya) and references him in the Mahaparinibbana Sutta. Sanskrit Buddhist texts, particularly the Mulasarvastivada Vinaya and the Lotus Sutra, provide alternative accounts. Chinese translations of various Vinayas contain additional episodes and details not found in Pali sources.
Historians recognize the Devadatta account as reflecting a real institutional crisis in early Buddhism, even if specific narrative details may be stylized or legendary. The schism demonstrates how the early sangha experienced internal conflict and doctrinal disagreement, and how leadership managed these challenges. The consistency of Devadatta's portrayal across diverse textual traditions, despite variations in detail, suggests a historical figure whose actions had sufficient significance to warrant preservation and commentary across the Buddhist world.