The Sufficient (Vol 4) · Hadith 1183 (#Ḥadīth #9)
Chapter 80 | Salat (Prayer) for al-’Ihram, Its Commencement and Conditions
9ـ أَحْمَدُ عَنْ عَلِيٍّ عَنْ سَيْفٍ عَنْ إِسْحَاقَ بْنِ عَمَّارٍ أَنَّهُ سَأَلَ أَبَا الْحَسَنِ مُوسَى (عَلَيْهِ السَّلاَم) قَالَ الإِضْمَارُ أَحَبُّ إِلَيَّ فَلَبِّ وَلا تُسَمِّ.
9. Ahmad has narrated from Ali ibn Sayf from Ishaq ibn ‘Ammar who has said the following: “I once asked abu al-Hassan , naming and he (the Imam) said, ‘Not to mention is more likeable to me. Say Talbiyah and do not mention.’”
Gradings are classical jarḥ-wa-taʿdīl, name-matched to a rijāl index (not individually re-verified).