“Oh Caliphate soldiers.... trust in God’s promise and His victory... for with hardship comes relief and a way out.”“Islamic State chief, in rare speech, urges followers to fight on,” Reuters, August 22, 2018, https://www.reuters.com/article/us-mideast-crisis-baghdadi/islamic-state-chief-in-rare-speech-urges-followers-to-fight-on-idUSKCN1L722F.