Numbers 7:21 Halakhah

פַּ֣ר אֶחָ֞ד בֶּן־בָּקָ֗ר אַ֧יִל אֶחָ֛ד כֶּֽבֶשׂ־אֶחָ֥ד בֶּן־שְׁנָת֖וֹ לְעֹלָֽה׃

one young bullock, one ram, one he-lamb of the first year, for a burnt-offering;

Read halakhic rulings (Jewish law) on Numbers 7:21: and classical halakhic sources.