en_tq_catalog_backup/1sa/13/13.md

What did Samuel say to rebuke Saul?

Samuel said Saul had acted foolishly for not keeping the command that Yahweh gave him.

What did Samuel say would be the consequences for Saul's actions?

Because Saul did not obey Yahweh's command, his rule over Israel would not continue forever, but instead Yahweh had appointed a man after his own heart to be prince over his people.