NT-EPISTLES.filter - rsv obstacle:

rsv@1Corinthians:9:12 @ If others share this rightful claim upon you, do not we still more? Nevertheless, we have not made use of this right, but we endure anything rather than put an obstacle in the way of the gospel of Christ.

rsv@2Corinthians:6:3 @ We put no obstacle in any one's way, so that no fault may be found with our ministry,

rsv@2Corinthians:10:5 @ We destroy arguments and every proud obstacle to the knowledge of God, and take every thought captive to obey Christ,