Cat's in the Cradle

You bless a creature you touch: so long as they don't see you. While a creature is affected by this spell, it has advantage on all ability checks and its hit point maximum and current hit points increase by 5 for the duration so long as you are more than 120 ft. away from the target.

Using a Higher-Level Spell Slot. You can target one additional creature for each spell slot level above 1. Each creature targeted by this spell must remain more than 120 ft. away from other targets of this spell to benefit from it.