A.T. Robertson Commentary Matthew 19:16

"And behold, one came to him and said, Teacher, what good thing shall I do, that I may have eternal life?" — Matthew 19:16 (ASV)

What good thing (τ αγαθον). Mark has the adjective "good" with "Teacher."

May have (σχω). Ingressive aorist subjunctive, "may get," "may acquire."