Exodus 28:40-43

New International Version

⁴⁰ Make tunics, sashes and caps for Aaron’s sons^(A) to give them dignity and honor.^{(B) 41} After you put these clothes^(C) on your brother Aaron and his sons, anoint^(D) and ordain them. Consecrate them so they may serve me as priests.^(E)

⁴² “Make linen undergarments^(F) as a covering for the body, reaching from the waist to the thigh. ⁴³ Aaron and his sons must wear them whenever they enter the tent of meeting^(G) or approach the altar to minister in the Holy Place,^(H) so that they will not incur guilt and die.^(I)

“This is to be a lasting ordinance^(J) for Aaron and his descendants.