Jorah saw as they slowly began to bow in a sign of respect. He nodded as he also spoke in Dothraki. "He was a great warrior. He will be honored with fire in death." He said. Referring to the funeral pyre the Dothraki used to honor their dead. Danaerys would need to light the pyre herself. Jorah would be with her, but they would still need to be secret with their relationship until enough time had passed for it to not be considered suspicious.