Knowing that shortly I must put off this my tabernacle, even as our Lord Jesus Christ hath shewed me. Shortly I must put off, х apothesis (G595)]. 'The putting off (as a garment) of my tabernacle is speedy:' a soon approaching, also a sudden, death. Christ's words (John 21:18-19), 'When thou art old,' etc., were the ground of his "knowing," now that he was old, that his foretold martyrdom was near. Compare Paul, 2 Timothy 4:6. Though a violent death, he calls it a 'departure' (2 Peter 1:15: cf. Acts 7:60).
Related Commentaries of 2 Peter 1:14
2 Peter 1:14
14 Knowing that shortly I must put off this my tabernacle, even as our Lord Jesus Christ hath shewed me.