John 13:18

I do not speak concerning you all: I know whom I have chosen: but that the Scripture may be fulfilled, He that eateth bread with me has lifted up his heel against me.

Titus 1:16

They profess to know God, but deny him by their works, being abominable, and unbelieving, and reprobate unto every good work.

Treasury of Scripture Knowledge

Summary

And Absalom sent for Ahithophel the Gilonite, David's counseller, from his city, even from Giloh, while he offered sacrifices. And the conspiracy was strong; for the people increased continually with Absalom.

David's

While he offered

Bible References

David's

John 13:18
I do not speak concerning you all: I know whom I have chosen: but that the Scripture may be fulfilled, He that eateth bread with me has lifted up his heel against me.

While he offered

Titus 1:16
They profess to know God, but deny him by their works, being abominable, and unbelieving, and reprobate unto every good work.