Therefore sinners impetrate nothing by their prayers.    From Wordnik.com.  [Summa Theologica, Part II-II (Secunda Secundae) Translated by Fathers of the English Dominican Province] Reference

Wherefore, since we cannot impetrate from the troublers of our.    From Wordnik.com.  [The Works of Mr. George Gillespie (Vol. 1 of 2)] Reference

There is a sacerdotall dignitee in my native countrey, contiguate to me, where I now contemplate: whiche your worshipfull benignitee, could sone impetrate for me, if it would like you to extend your scedules, and collaude me in them to the right honorable lord Chauncellor, or rather Archigramatian of Englande.    From Wordnik.com.  [VERBATIM: The Language Quarterly Vol VII No 4] Reference

Extraordinary fasts, either for obtaining some great blessing, or averting some great judgment, are necessary means to be used in such cases, likewise, extraordinary festivities are necessary testifications of our thankfulness for the benefits which we have impetrate by our extraordinary fasts, but ordinary festivities, for constant and eternal blessings, have no necessary use.    From Wordnik.com.  [The Works of Mr. George Gillespie (Vol. 1 of 2)] Reference

Post mortem carnis impetrate vivere.    From Wordnik.com.  [Giovanni Vianini's] Reference

I have answered already, that their fasting and praying are not to be referred to the days of Purim, which were memorials of their delivery, but to the time past, when, by the means of fasting and prayer, they did impetrate their delivery, before ever the days of Purim were heard of, and as touching alms, it can make no holiday, because much alms may be, and hath been given upon days of civil joy and solemnity.    From Wordnik.com.  [The Works of Mr. George Gillespie (Vol. 1 of 2)] Reference