Romans 2:14-15

14For when Gentiles, who do not have the law, aby nature do what the law requires, they are a law to themselves, even though they do not have the law. 15They show that the work of the law is bwritten on their hearts, while their conscience also bears witness, and their conflicting thoughts accuse or even excuse them

Romans 2:27

27Then he who is physically
Or  is by nature
uncircumcised but keeps the law dwill condemn you who have ethe written code
Or  the letter
and circumcision but break the law.

Hebrews 13:2

2 gDo not neglect to show hospitality to strangers, for thereby hsome have entertained angels unawares.
Copyright information for ESV