"Thou shalt not avenge, nor bear any grudge against the children of thy people, but thou shalt love thy neighbor as thyself: I am the LORD." — Moses (ca. 1525-1405 BCE) in the Torah Leviticus 19:18
"This is the sum of duty; do naught onto others what you would not have them do unto you." from the Mahabharata (5:15:17) (ca. 500BCE)
"What you do not wish upon yourself, extend not to others." — Confucius (ca. 551–479 BCE)
"What is hateful to you, do not to your fellow man." — Hillel (ca. 50 BCE-10 CE)
"Do unto others as you would have them do unto you." — Jesus (ca. 5 BCE—33 CE) in the Gospels, Matthew 7:12, Luke 6:31, Luke 10:25
"Hurt no one so that no one may hurt you." — Muhammad (c. 571 – 632 CE) in The Farewell Sermon.