Jesus: "Do to others as you would have them do to you." Luke 6:31
Buddha: "Consider others as yourself." Dhammapada 10:1
Jesus: "If anyone strikes you on the cheek, offer the other also." Luke 6:29
Buddha: "If anyone should give you a blow with his hand, with a stick, or with a knife, you should abandon any desires and utter no evil words." Majjhima Nikaya 21:6
Jesus: "Truly I tell you, just as you did not do it to one of the least of these, you did not do it to me." Matthew 25:45
Buddha: "If you do not tend to one another, then who is there to tend you? Whoever would tend me, he should tend the sick." Vinaya, Mahavagga 8:26.3
Jesus: "Put your sword back into its place; for all those who take the sword will perish by the sword." Matthew 26:52
Buddha: "Abandoning the taking of life, the ascetic Gautama dwells refraining from taking life, without stick or sword." Digha Nikaya 1:1.8
Jesus: "Those who want to save their life will lose it, and those who lose their life for my sake will save it." Mark 8:35
Buddha: "With the relinquishing of all thought and egotism, the enlightened one is liberated through not clinging." Majjhima Nikaya 72:15
Jesus: "Go therefore and make disciples of all nations, baptizing them in the name of the Father and of the Son and of the Holy Spirit, and teaching them to obey everything that I have commanded you." Matthew 28:19-20
Buddha: "Teach the dharma which is lovely at the beginning, lovely in the middle, lovely at the end. Explain with the spirit and the letter in the fashion of Brahma. In this way you will be completely fulfilled and wholly pure." Vinaya Mahavagga 1:11.1
From "Jesus and Buddha: The Parallel Sayings" edited by Marcus Borg, published by Ulysses Press