Strength of one

Strength of one was an alteration spell that gave each member of a small group of lawful humanoids the combat strength of the strongest member.

It was included in the Ilmatari book, the Tome of Torment.

Divine power
Alaghor, priests of dwarven deity Clangeddin Silverbeard, possessed this spell as a specially granted power, as did the halfling trueswords, priests of Arvoreen.

Priest Denton Crimsguard from Alaghôn was granted this spell as a special power by his patron Tyr around 1370 DR.