Verses with the word prolong in the Apocrypha (2 verses):

Sirach 29:5
Till he hath received, he will kiss a man's hand; and for his neighbour's money he will speak submissly: but when he should repay, he will prolong the time, and return words of grief, and complain of the time.

Sirach 38:14
For they shall also pray unto the Lord, that he would prosper that, which they give for ease and remedy to prolong life.