It should be `restorePoint=$(date -u -d @$restorePoint +"%Y-%m-%dT%T")` https://github.com/Azure-Samples/azure-cli-samples/blob/0dc857e6bcdbf6bcb2e787aec5f79a2833afa97c/sql-database/restore-database/restore-database.sh#L41
It should be
restorePoint=$(date -u -d @$restorePoint +"%Y-%m-%dT%T")azure-cli-samples/sql-database/restore-database/restore-database.sh
Line 41 in 0dc857e