In hope of eternal life, which God, that cannot lie, promised before the world began; Titus 1:2 KJV https://bible.com/bible/1/tit.1.2.KJV
And this is the confidence that we have in him, that, if we ask any thing according to his will, he heareth us: And if we know that he hear us, whatsoever we ask, we know that we have the petitions that we desired of him.
1 John 5:14-15 KJV
https://bible.com/bible/1/1jn.5.14-15.KJV