The fault here is mine. I didn't take enough care in checking the match between the post and the proposed source.

I can only offer my apologies.

The fault here is mine. I didn't take enough care in checking the match between the post and the proposed source.

I can only offer by apologies and delete the accusatory comment on the post.

The fault here is mine. I didn't take enough care in checking the match between the post and the proposed source.

I can only offer by apologies.

The fault here is mine. I didn't take enough care in checking the match between the post and the proposed source.

I can only offer my apologies.