Who has life according to 1 John 5:12?

Answer: Whoever has the Son

God has given us eternal life, and this life is in His Son: whoever has the Son has life; whoever does not have the Son does not have life.

“And this is that testimony: God has given us eternal life, and this life is in His Son. Whoever has the Son has life; whoever does not have the Son of God does not have life.”— 1 John 5:11-12 (BSB)