Hadith.4796 - Ahmad ibn Muhammad ibn Abi Nasr Al-Bazanti narrated from Abdul Karim ibn Amr, from Muhammad ibn Hakim, from the Righteous Servant (Imam Musa ibn Jafar Al-Kadhim (as)).
He said
I asked him about a young girl who does not menstruate, though others like her do menstruate, and her husband divorces her.
Imam (as) said: "Her waiting period is three months."