Not graded
Companion’s words (mawquf) Sunan ad-Darimi 105
أَخْبَرَنَا عَبْدُ اللَّهِ بْنُ سَعِيدٍ حَدَّثَنَا عَثَّامٌ عَنْ الْأَعْمَشِ قَالَ مَا سَمِعْتُ إِبْرَاهِيمَ يَقُولُ بِرَأْيِهِ فِي شَيْءٍ قَطُّ
This hadith has no English translation yet: the Arabic text, the reference and the grade are shown here.
Reported by Ad-Darimi (No. 105).