Given your group's penchant to FALSELY accuse the Church of worshiping Mary can you imagine the shrine they would have at her grave if she hadn't been assumed by the power of Jesus. By questioning the Assumption you are in effect limiting the power of God.
Has your type no shame in deprecating Our Savior.
I Corinthians 4:6, Now these things, brethren, I have in a figure transferred to myself and Apollos for your sakes; that in us you might learn not to go beyond the things which are written; that no one of you be puffed up for the one against the other.
Then there is Luke writing in Acts that even the Bereans after listening to Paul and Silas were commended for even checking them out.
Acts 17:11 These were more noble than those in Thessalonica, in that they received the word with all readiness of mind, and searched the scriptures daily, whether those things were so.
Right after you said right? As far as tradition is concerned? Ill let the words of Jesus about tradition speak for themselves as to what I think of tradition which is not supported by scripture.