From what I can make of the article, she’s being held at the Yarze prison in Lebanon.
Report: Army Intelligence Detains Baghdadi’s Wife
إقرأ هذا الخبر بالعربية by Naharnet Newsdesk 1 hour ago
The Army Intelligence reportedly detained the wife of Abu Bakr al-Baghdadi, the enigmatic self-proclaimed “caliph” of a state straddling Iraq and Syria.
According to As Safir newspaper published on Tuesday, the Army Intelligence in cooperation with foreign intelligence agencies detained one of al-Baghdadi’s wives at a border crossing.
She was reportedly using fake identification papers and accompanied by one of her sons.
The security agencies transported her to the defense ministry’s headquarters in Yarze for further investigations.
The Islamic State group released in November a defiant audio recording it said was of chief al-Baghdadi, after air strikes on jihadist leaders in Iraq sparked rumors he had been wounded or killed.
More here. H/T: ESW