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The word "Heaven" is mentioned 266 times in the Old Testament.
In the New Testament(NKJV), the word Heaven is mentioned 287 times.
The word covenant used in the New Testament 33 times.
Get a Strongs Exhaustive Concordance (they have them available on line), look up the term and count the references
The word 'love' is used 202 times in the New Testament of the King James Version of The Bible. Love is used a total of 442 time through out the entire Bible.
It was mainly used in the new testament.
The word remain is used 12 times in the New Testament.
Rabbi is the word used for Jesus when he was teaching. It is a common term used at that time.
The word "grow" is used in the Old Testament 114 times, so the premise of the question is faulty.
The first New Testament appearance of the word "elect" is in Matthew 24:22.
The word lord in the new testament is a translation of the Greek word kurios which can means: master, owner or sovereign. The word kurios is derived from kuros which means supremacy. In the New Testament it is most commonly used as a divine title in the same way as the word Yahweh is used in the Old Testament.
Book of Isaiah, "As the rain comes down from heaven, bringing seed to the sower and bread to the eater, so my Word comes down from heaven."