* **it had been revealed to him by the Holy Spirit** - This could be translated as "The Holy Spirit had shown him" or "The Holy Spirit had told him." (See: [[:en:ta:vol2:translate:figs_activepassive]])
* **he would not die before he had seen the Lord's Christ** - This could be translated as "he would see the Lord's Christ before dying" or "he would see the Lord's Christ and die only after that." The word "Lord" here refers to God.