# Then let the robes and the horse be given

"Then let them give the robes and the horse" or "Then tell them to give the robes and the horse" 

# Let them clothe ... in honoring, and let them lead him

"Tell them to clothe ... in honoring and to lead him."

# clothe

If your language has a special word for putting someone into especially beautiful clothes, you might want to use it here.

# Let them proclaim

"Tell the noble official and servants to proclaim"