For the Barzakh is the barrier, and the body is a barrier between the soul and Paradise. So this is what we intended to say in these answers, and Allah is the Granter of success to what is right.
The Nineteenth Chapter
"A Brief Definition of Some Islamic Reincarnationist Figures and Sects and Some Scholars"
The Christians: And the first with whom we shall begin is the great philosopher Al-Kindi, as he said that the human soul is a simple, non-perishing essence; it descended from the world of the intellect to the world of the sense, but it is equipped with the memories of its previous life.
And here is Al-Suhrawardi saying: Reincarnation is of types: from human to animal, or from human to plant, and the witness is the statement of the Exalted:{We have certainly created man in the best of stature; Then We return him to the lowest of the low} 1 .
Reincarnation may also be reverse, from animal to human, or it may be within the circle of a single species, such as from the body of a human to the body of another human, or from the body of a horse to the body of another horse; and this reincarnation appears to be more firmly cohesive than others,