And if we know that He hears us in whatever we ask, we know that we already possess what we have asked of Him.
15 And if we know This is not a superfluous repetition, as it seems to be; for what the Apostle declared in general respecting the success of prayer, he now affirms in a special manner that the godly pray or ask for nothing from God but what they obtain.
Here we have, I. A privilege belonging to faith in Christ, namely, audience in prayer: This is the confidence that we have in him, that, if we ask any thing according to his will, he heareth us, Jo1 5:14. The Lord Christ emboldens us to come to God in all circumstances, with all our supplications and requests. Through him our petitions are admitted and accepted of God.
Commenting on 1 John 5:14-17
And if we know that he hear us,.... As it may be assured he does hear and answer all such persons that ask according to his will: whatsoever we ask, we know, or are assured, that we have the petitions that we desired of him: for as it is the nature of that holy confidence, which believers have in God, to believe whatever they ask...