Problem in User Equivalence (Key-Based Authentication) Configuration

Hi there,

I am trying to install Oracle 19c two nodes RAC in Oracle Linux Server release 7.6.

Before installing Grid Infrastructure , I am stuck in User Equivalence (Key-Based Authentication) Configuration. I have followed  steps describe in Oracle-Base. Steps are as under:

su - oracle

mkdir ~/.ssh

chmod 700 ~/.ssh

/usr/bin/ssh-keygen -t rsa

1st Node

----------

su - oracle

cd ~/.ssh

cat id_rsa.pub >> authorized_keys

scp authorized_keys rac2:/u01/oracle/.ssh/

2nd Node

-----

su - oracle

cd ~/.ssh

cat id_rsa.pub >> authorized_keys

scp authorized_keys rac1.:/u01/oracle/.ssh/

When I was testing then it asked password: