Paradise Regained is a poem by the 17th-century English poet John Milton, published in 1671. It is connected by name to his earlier and more famous epic poem Paradise Lost, with which it shares similar theological themes. — Excerpted from Paradise Regained on Wikipedia, the free encyclopedia.. It was jointly published with Samson Agonistes, a drama. In each of the four books, lines are numbered every ten lines. There are errors in the placement of these numbers, which have been replicated as per the printed text.