Muwatta Malik · Hadith 189

وَحَدَّثَنِي عَنْ مَالِكٍ، عَنْ يَحْيَى بْنِ سَعِيدٍ، وَعَنْ رَبِيعَةَ بْنِ أَبِي عَبْدِ الرَّحْمَنِ، أَنَّ الْقَاسِمَ بْنَ مُحَمَّدٍ، كَانَ يَقْرَأُ خَلْفَ الإِمَامِ فِيمَا لاَ يَجْهَرُ فِيهِ الإِمَامُ بِالْقِرَاءَةِ ‏.‏

Yahya related to me from Malik from Yahya ibn Said and from Rabia ibn Abi Abd ar Rahman that al-Qasim ibn Muhammad used to recite behind the imam when the imam did not recite aloud

Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).