Mark 10:23
And Jesus looked round about, and saith unto his disciples, How hardly shall they that have riches enter into the kingdom of God!
Cross-references
Mark 15:43 shows Joseph of Arimathea, likely rich, seeking the kingdom — proving it is hard but possible.
Matthew 19:23-26 is the parallel account of the same event, adding 'with God all things are possible'.
Luke 18:24 records the same saying with added detail about Jesus' compassion before the hard teaching.
James 2:5 directly says God chose the poor to be rich in faith — contrasting the rich man's failure to inherit the kingdom.
James 4:4 warns that friendship with the world is enmity with God — explaining why wealth makes entering the kingdom so hard.
Matthew 13:22 explains how riches choke the word — the mechanism behind the difficulty Jesus describes.
Psalm 62:10 warns against trusting in riches — the same root issue making entry hard for the wealthy.
Matthew 7:21 ties kingdom entrance to doing God's will — expanding the requirement beyond not being rich.
In Matthew 18:3, entering the kingdom requires childlike humility — contrasting the self-reliance of the rich.
1 Corinthians 1:26 explains that God chooses the lowly, not the influential — reinforcing why the rich struggle to enter.
In 2 Peter 1:11, entrance into the eternal kingdom is richly provided through godliness — offering hope where wealth is a barrier.