bear someone/something out        
phrasal verb with bear verb uk/beər/ us/ber/ bore | borne or born
 为…作证,证明,证实
to support the truth of something
  His version of events just isn't borne out by the facts. 他对事件的说法并未得到证实。 
 If you tell them what happened I will bear you out (on it). 如果你告诉他们所发生的事,我会为你作证的。