yum install php-cli

Installing:
php-cli x86_64 7.3.18-1.el6.remi remi-php73 4.4 M
Installing for dependencies:
libargon2 x86_64 20161029-7.el6.remi remi 21 k
php-common x86_64 7.3.18-1.el6.remi remi-php73 1.1 M
php-json x86_64 7.3.18-1.el6.remi remi-php73 65 k

Transaction Summary
Install 4 Package(s)
Total download size: 5.6 M