This article has the words "destructive rivalries (should be) avoided"

One thinks of the rivalries within the Catholic Church (e.g. in China re the "Rites Controversy"; today between "Conservatives" and "Liberals"), between Christians,  and between religions

"Destructive" an accurate word

St Paul lamented rivalries in the church at Corinth

Jesus, may we also lament/avoid rivalries....and promote cooperation and unity