In regular writing it is called a paragraph. In poetry it is called a stanza. (not sure on the spelling of that.)
A paragraph is a group of lines that typically develops one central idea. The sentences within a paragraph work together to express and explore that main idea.
Explains and develops the main idea.
When a composer develops a musical idea, they use a process known as fragmentation.
Couplets are a pair of lines of poetry that are usually rhymed and have the same meter. They often express a complete thought or idea within the two lines.
anaphora
Describing Crusoe's self-examination develops the idea of battling one's flaws.
topical
topical
i have no idea sorry
i have no idea sorry
Topical
A two-line poem is called a couplet. It consists of two lines that usually rhyme and convey a complete thought or idea.
topical