Study aim: Determining the effect of spiritual intelligence training on hope and psychological well-being of patients with chronic renal failure under hemodialysis Design: An interventional study is a clinical trial that will be carried out on 68 patients with chronic renal failure under hemodialysis at the entrance to the study , referring to shahidbeheshte Hospital Participants will be assigned into two groups using block randomization . Settings and conduct: During the eight sessions , the researcher will intervene . Participants/Inclusion and exclusion criteria: Written consent for participation in research;Patients who have been on for three months since the start of hemodialysis;Not being diagnosed with mental illness;Not being diagnosed with other chronic diseases;Having aged over fifteen years;The simultaneous acquisition of a score of 48 and lower on King's Spiritual Intelligence Score, a score of 365 and a lower on Reef psychological well-being scale and a score of 22 and lower in Schneider's Hope Questionnaire; Intervention groups: There will be no intervention in the control group . The researcher will present the executive and content schedules contained in the protocol in eight sessions of the one-hour for the subject group . They will all be intercepted by a single person ; with the same content and methodology . Main outcome variables: hope ; psychological well-being