be triumphant

See: prevail
References in classic literature ?
They who reared it, should their banner be triumphant, were to pour sunshine over New England's rugged hills, and scatter flower seeds throughout the soil.
He is extremely strong in aerial play and I am certain that when he has a little more experience behind him in the Premiership he will be triumphant and very successful.
With an athlete like Chris Bono to be a role model, we are equally confident these young people will be triumphant athletes in the Association's events," said Stelk.