'Contrary' in the Bible

for if thou, out of the olive tree, wild by nature, wast cut out, and, contrary to nature, wast graffed into a good olive tree, how much rather shall they, who are according to nature, be graffed into their own olive tree?

And I call upon you, brethren, to mark those who the divisions and the stumbling-blocks, contrary to the teaching that ye did learn, are causing, and turn ye away from them;