完整原文 · 分页阅读 当前仅加载大正藏 0405a 版页;异文与注释未混入正文,稳定行号可直接引用。
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屬競來食之。」皮肉既盡,日日變異,以是故
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說「但有骨人」。見其如此,更生厭心,念言:「是
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心肝皮肉,實無有我,但因是身合集罪福
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因緣,受苦無量!」即復自念:「我身不久,會當
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如是,未離此法。」或時行者見骨人在地,
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雨水澆浸,日曝風吹,但有白骨;或見久骨
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筋斷節解,分散異處,其色如鴿;或腐朽爛壞,
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與土同色。初觀三十六物,死屍膖脹,一日
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至五日,是不淨觀。鳥獸來食,乃至與土同
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色,是無常觀。是中求我、我所不可得,如先
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說「因緣生,不自在故」,是非我觀。觀身相如
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此,無一可樂;若有著者,則生憂苦,是名苦
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觀。以四聖行觀外身,自知己身亦復如
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是,然後內外俱觀。若心散亂,當念老病死、
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三惡道苦,身命無常,佛法欲滅;如是等,鞭心
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令伏,還繫不淨觀中,是名「勤精進」。一心勤
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精進故,能除貪、憂。貪、憂二賊,劫我法寶,行者
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作是念:「是身無常,不淨可惡;如此眾生,何
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故貪著此身,起種種罪因緣?」如是思惟已,
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知是身中有五情、外有五欲,和合故生世
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間顛倒樂!人心求樂,初無住時。當觀此樂
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為實為虛?身為堅固,猶尚散滅,何況此樂!
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此樂亦無住處,未來未有,過去已滅,現在
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不住,念念皆滅;以遮苦故名樂,無有實
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樂!譬如飲食,除飢渴苦故,暫以為樂,過度
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則復生苦,如先破樂中說。則知世間樂皆
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從苦因緣生,亦能生苦果;誑人須臾,後苦
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無量。譬如美食雜毒,食雖香美,毒則害
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人;世間樂亦如是。婬欲煩惱等毒故奪智
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