It was narrated from Ibn 'Umar that the Messenger of Allah forbade Ash-Shighar.
Sunan an-Nasa'i Book 26, Hadith 139
← Previous Hadith "Also (forbidden are) women already married, except those (slaves) whom your right hands possess," meaning, this is permissible for you once they have completed their 'Iddah.

Sunan an-Nasa'i Book 26, Hadith 138 Next Hadith → "There is no 'bringing', no 'avoidance' and no Shighar in Islam, and whoever robs, he is not one of us."

Sunan an-Nasa'i Book 26, Hadith 140