Which disciple said, "Lord, we do not know where You are going, so how can we know the way?"

Answer: Thomas

Thomas asked this, and Jesus answered, "I am the way and the truth and the life."

““Lord,” said Thomas, “we do not know where You are going, so how can we know the way?” Jesus answered, “I am the way and the truth and the life. No one comes to the Father except through Me.”— John 14:5-6 (BSB)