Для того я никогда не перестану напоминать вам о сём, хотя вы то и знаете, и утверждены в настоящей истине.
So I will always remind you of these things, even though you know them and are firmly established in the truth you now have.
Therefore I intend always to remind you of these qualities, though you know them and are established in the truth that you have.
Therefore, I will always be ready to remind you of these things, even though you already know them, and have been established in the truth which is present with you.
Therefore, I will always remind you about these things — even though you already know them and are standing firm in the truth you have been taught.
Wherefore I will not be negligent to put you always in remembrance of these things, though ye know them, and be established in the present truth.
For this reason I will not be negligent to remind you always of these things, though you know and are established in the present truth.
Wherefore I will be careful to put you always in mind of these things, although knowing [them] and established in the present truth.