Yahya related to me from Malik from Abd ar-Rahman ibn al-Qasimthat al-Qasim ibn Muhammad had done the same as Ibn Umar. (IT)
App reference (IT): Book 7, Hadith 33 (IT)
USC-MSA web (English) reference: Book 7, Hadith 33 (IT)
Arabic reference (IT): Book 7, Hadith 287 (IT)