But where did the religions get it from? They got it from cultural norms that were selected for by the benefits of cooperation that versions of the Golden Rule naturally produce. And the benefits of cooperation produced came from solving cooperation problems by a powerful cooperation strategy called indirect reciprocity which the Golden Rule’s variations advocate initiating.
Science and Morality 
sikhsm,hinduism,bhuddism,taoism,zoroastrianism and judaism have the same exact rule. and jainism copied there rule from islam and christianity.
But where did the religions get it from? They got it from cultural norms that were selected for by the benefits of cooperation that versions of the Golden Rule naturally produce. And the benefits of cooperation produced came from solving cooperation problems by a powerful cooperation strategy called indirect reciprocity which the Golden Rule’s variations advocate initiating.