The word(s) "steadfast" appears 39 time(s) in 34 verse(s) in Quran in Muhammad Pickthal translation.

(1) O ye who believe! Seek help in steadfastness and prayer. Lo! Allah is with the steadfast.

(2) And surely We shall try you with something of fear and hunger, and loss of wealth and lives and crops; but give glad tidings to the steadfast,

(3) And when Saul set out with the army, he said: Lo! Allah will try you by (the ordeal of) a river. Whosoever therefore drinketh thereof he is not of me, and whosoever tasteth it not he is of me, save him who taketh (thereof) in the hollow of his hand. But they drank thereof, all save a few of them. And after he had crossed (the river), he and those who believed with him, they said: We have no power this day against Goliath and his hosts. But those who knew that they would meet Allah exclaimed: How many a little company hath overcome a mighty host by Allah's leave! Allah is with the steadfast.

(4) The steadfast, and the truthful, and the obedient, those who spend (and hoard not), those who pray for pardon in the watches of the night.

(5) Or deemed ye that ye would enter paradise while yet Allah knoweth not those of you who really strive, nor knoweth those (of you) who are steadfast?

(6) And with how many a prophet have there been a number of devoted men who fought (beside him). They quailed not for aught that befell them in the way of Allah, nor did they weaken, nor were they brought low. Allah loveth the steadfast.

(7) Assuredly ye will be tried in your property and in your persons, and ye will hear much wrong from those who were given the Scripture before you, and from the idolaters. But if ye persevere and ward off (evil), then that is of the steadfast heart of things.

(8) O ye who believe! Be steadfast witnesses for Allah in equity, and let not hatred of any people seduce you that ye deal not justly. Deal justly, that is nearer to your duty. Observe your duty to Allah. Lo! Allah is Informed of what ye do.

(9) Thou takest vengeance on us only forasmuch as we believed the tokens of our Lord when they came unto us. Our Lord! Vouchsafe unto us steadfastness and make us die as men who have surrendered (unto Thee).

(10) And obey Allah and His messenger, and dispute not one with another lest ye falter and your strength depart from you; but be steadfast! Lo! Allah is with the steadfast.