Mark 4:24

24 And he said unto them, Take heed what ye hear: with what measure ye mete, it shall be measured to you: and unto you that hear shall more be given.

Mark 4:24 In-Context

22 For there is nothing hid, which shall not be manifested; neither was any thing kept secret, but that it should come abroad.
23 If any man have ears to hear, let him hear.
24 And he said unto them,Take heed what ye hear: with what measure ye mete, it shall be measured to you: and unto you that hear shall more be given.
25 For he that hath, to him shall be given: and he that hath not, from him shall be taken even that which he hath.
26 And he said,So is the kingdom of God, as if a man should cast seed into the ground;
The King James Version is in the public domain.