Probably akin to petannumi (to spread; and thus apparently allied to petomai through the idea of expansion, and to ptuo through that of flattening; compare pateo); to fold, i.e. Furl a scroll -- close.
KJV: And he closed the book, and he gave it again to the minister, and sat down. And the eyes of all them that were in the synagogue were fastened on him.
NASB: And He closed the book, gave it back to the attendant and sat down; and the eyes of all in the synagogue were fixed on Him.