Bhagavad Gītā Chapter Two verse 54
arjuna uvāca |
sthitaprajñasya kā bhāṣā samādhisthasya keśava |
sthitadhīḥ kiṃ prabhāṣeta kim āsīta vrajeta kim ||
Commentaries and ReflectionsTKV Desikachar:
Kṛṣṇa has succeeded in involving interest from Arjuna in the qualities of one who has steady insight.
So Arjuna asks a question about the type of person within whom these qualities exist.