Poems and songs are divided into houses? Each one is like a little village? What a lovely metaphor.
Exactly. In Hebrew, which poem is divided into "houses" (בית). So, בית means a regular house, like everyone knows, and also it's the part of a poem/song. By the way, the part that we repeatedly sing in every song, between the "houses" is called: פיזמון = Pizmon