7 Bible Verses about Courtesy

Make sure that no one does anything wrong to someone who wrongs him, but always look for something good you can do for one another and for everyone.

Now those of us who are strong [spiritually] should put up with [or, help] the failings of [spiritually] weak people, and not [simply] do what pleases ourselves. [Instead], each of us should do what pleases his neighbor in order to accomplish something good and uplifting [in his life]. For even Christ did not please [just] Himself, but as it is written [Psa. 69:9], "The insults of those people who insulted you [i.e., God] fell on me [i.e., Christ]."read more.
For whatever things were written previously [i.e., in the Old Testament], were intended for us to learn from, so that we could have hope [i.e., in the face of difficult times] through remaining steadfast, and through the encouragement [received] from reading the Scriptures. May God [who is the source] of steadfastness and encouragement, give you [a sense of] like-mindedness among yourselves, in harmony with [the example of] Christ Jesus,

But love your enemies and do good things to them; and lend to them without expecting it to be returned, and your reward [i.e., from God] will be great and you will be [considered] sons of the Highest [i.e., God]. For He is kind to unthankful and evil people [as well].

The next day we stopped at Sidon [i.e., a seaport on the northwest coast of Palestine]. Julius treated Paul with kindness, [even] giving him the opportunity to meet his friends [there] and receive help [from them].

Now in that general vicinity there was property belonging to the chief of the island, a man named Publius, who welcomed us courteously and entertained us for three days.

Your speech should always be favorable, seasoned with salt [i.e., interesting and appropriate], so that you may know how to properly answer each person [you talk with].

Now to summarize: All of you should think alike. Be sympathetically understanding [toward one another]. Be loving toward [your] brothers [and sisters]. Be tender-hearted and humble-minded.