NET
9 By this the love of God is revealed in us: that God has sent his one and only Son into the world so that we may live through him.
Darby
9 Herein as to us has been manifested the love of God, that God has sent his only begotten Son into the world, that we might live through him.
KJV
9 In this was manifested the love of God toward us, because that God sent his only begotten Son into the world, that we might live through him.