Is there any difference between "Abraham believed God" and "Abrham believed in God"?

I think there is a difference between "believed in God" and "believed God."  Abraham believed God because he believed God in His faithfulness and believed in God because of his promises. What do others think?

Romans 4:3

ESV - ³ For what does the Scripture say? "Abraham believed God, and it was counted to him as righteousness.

Clarify • Share • Report • Asked June 19 2015 • Thomas K M