ɪn sˈuːfɪzəm, ɐ sˈɑːlətˌɛɹi ɹᵻtɹˈiːt, tɹɐdˈɪʃənəli fɔːɹ fˈɔːɹɾi dˈeɪz, dˈʊɹɹɪŋ wˌɪtʃ ɐ dɪsˈaɪpəl dˈʌz ɛkstˈɛnsɪv spˈɪɹɪtʃˌuːəl ˈɛksɚsˌaɪzᵻz ˌʌndɚ ðə dᵻɹˈɛkʃən əvə ʃˈeɪk.
In Sufism, a solitary retreat, traditionally for forty days, during which a disciple does extensive spiritual exercises under the direction of a shaykh.