Short answer: the cron expression for every Monday at 9:00 am is: 0 9 * * 1 That's minute 0 , hour 9 , any day of the month, any month, day of week 1 (Monday). The rest of this post covers the variations people usually need next, and a few traps in the day-of-week field that make jobs run on the...
Source: [Dev.to](https://dev.to/delayrun/cron-expression-for-every-monday-at-9am-and-other-weekly-schedules-2anf)