The phrase 'Good Samaritan' is used to describe someone who compassionately helps others.
Example of Use: “A good Samaritan stopped to help me change my tire.”
The expression 'good Samaritan' alludes to the biblical parable about a Samaritan who rescues and cares for a stranger who had been robbed, injured, and left by the side of the road, then ignored by a priest and a Levite (Luke 10: 30-35)