Romans 1:19

1:19 because what can be known about God is plain to them, because God has made it plain to them.

Romans 8:31

8:31 What then shall we say about these things? If God is for us, who can be against us?

Romans 10:2

10:2 For I can testify that they are zealous for God, but their zeal is not in line with the truth.