'Stone' in the Bible

And why? Because they were pursuing a righteousness which should arise not from faith, but from what they regarded as merit. They stuck their foot against the stone which lay in their way;

in agreement with the statement of Scripture, "See, I am placing on Mount Zion a stone for people to stumble at, and a rock for them to trip over, and yet he whose faith rests upon it shall never have reason to feel ashamed."