John 14:25-26 Jesus said :
“These things I have spoken to you while being present with you.
But the Helper,the Holy Spirit,whom the Father will send in My name,He willteach you all things,and bring to your remembrance all things that I said to you.
John 18:20
Jesus answered him, "I spoke openly to the world.I always taught in synagoguesand in the temple,where the Jews always meet, and in secret I have said nothing.