KJV - We have also a more sure word of prophecy; whereunto ye do well that ye take heed, as unto a light that shineth in a dark place, until the day dawn, and the day star arise in your hearts:
ASV - And we have the word of prophecy `made' more sure; whereunto ye do well that ye take heed, as unto a lamp shining in a dark place, until the day dawn, and the day-star arise in your hearts:
BBE - And so the words of the prophets are made more certain; and it is well for you to give attention to them as to a light shining in a dark place, till the dawn comes and the morning star is seen in your hearts;
WEB - We have the more sure word of prophecy; whereunto you do well that you take heed, as to a lamp shining in a dark place, until the day dawns, and the day star arises in your hearts:
YLT - And we have more firm the prophetic word, to which we do well giving heed, as to a lamp shining in a dark place, till day may dawn, and a morning star may arise -- in your hearts;