Philippians chapter 2, vs 15

… you … become …blameless … and … pure … children of God … without fault … in … a warped and crooked generation … you … will shine … among them … like the stars in the sky … 

1 John chapter 3, vs 2

… we … are … children of God … what we will be has not yet been made known … however … we do know … that … when Jesus Christ appears … we will be like Him … for … we will see Him as He is …

1 John chapter 5, vs 19

… we know … that … we are children of God … and … the world is under the control of evil …

1 John chapter 3, vs 10

… this … is … how … we know … who the children of God are … and … who the children of evil are … anyone … who does not do what is right is not God’s child … nor … is anyone who does not love their brother and sister …

1 John chapter 5, vs 2

… this … is … how … we know … that … we love … the children of God … by … loving God … and … carrying out His commands …

Galatians chapter 4, vs 4 - 7

… when the fullness of time had come … God sent His Son … born of a woman … born under the TORAH ( e.g. the Teaching or Law given through Moses ) … in order to redeem us … so … that … we might receive adoption as children of God … and … so … because we are His children … God has sent the Spirit of His Son … Jesus Christ … into our hearts … so … that … we are able to cry out … Abba Father … so … as children we are also heirs through the grace of God in Jesus Christ our Lord and Savior …