Commandment Followers

You target a creature you can see within range and utter a set of simple instructions. These instructions cannot directly harm the creature, however they may be used to help the caster in certain situations. The creature must succeed on a Wisdom Saving Throw, on a failed save the affected creature becomes an ally to the caster and their allies. 

Before casting the spell the player makes a persuastion check if the check beats the player's spell save DC then the creature that is targeted has disadvantage on their saving throw. 

At Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, you can affect one additional creature for each slot level above 1st. The creatures must be within 30 feet of each other when you target them.