Belial appears in biblical religious language and later spirit catalogues. These uses should be distinguished rather than treated as one unchanged biography.
Invocation and evocation are terms used for related but differently framed religious or magical actions. Their definitions vary between authors and practice systems.
Paimon is a royal spirit described in the Ars Goetia and related literature. Musical procession and the teaching of knowledge are important elements of his received image.
Religious syncretism concerns the combination of ideas, figures, and practices from different traditions. Similarity of names or imagery alone does not establish identity or historical continuity.