Deuteronomy 22:3
You shall do this with his donkey or with his garment or with anything that your countryman has lost and you have found. You are not allowed to ignore [your duty to help] them.
Treasury of Scripture Knowledge
Summary
In like manner shalt thou do with his ass; and so shalt thou do with his raiment; and with all lost thing of thy brother's, which he hath lost, and thou hast found, shalt thou do likewise: thou mayest not hide thyself.
General references
Bible References
General references
Exodus 23:4
“If you meet your enemy’s ox or his donkey wandering off, you must bring it back to him.