Thou shalt not take vengeance, nor bear any grudge against the children of thy people, but thou shalt love thy neighbour as thyself: I am the LORD.
לֹֽא־תִקֹּ֤ם וְלֹֽא־תִטֹּר֙ אֶת־בְּנֵ֣י עַמֶּ֔ךָ וְאָֽהַבְתָּ֥ לְרֵעֲךָ֖ כָּמ֑וֹךָ אֲנִ֖י יְהוָֽה׃
Leviticus 19:18
The same idea in other traditions
And as ye would that men should do to you, do ye also to them likewise.
Hold to forgiveness; command what is right; But turn away from the ignorant.
Let us live happily then, not hating those who hate us! among men who hate us let us dwell free from hatred!
Indifferent to worldly objects, a man should wander about treating all creatures in the world so as he himself would be treated.
The Master said, "He who requires much from himself and little from others, will keep himself from being the object of resentment."
One who is not affected by pleasure or pain, who looks upon friend and enemy alike - says Nanak, listen, mind: know that such a person is liberated.
That devotee of mine, who hates no being, who is friendly and compassionate, who is free from egoism, and from (the idea that this or that is) mine, to whom happiness and misery are alike, who is forgiving, contented, constantly devoted, self-restrained, and firm in his determinations, and whose mind and understanding are devoted to me, he is dear to me.