Psa_74:4 Thine enemies roar in the midst of thy congregations; they set up their ensigns for signs.
Psa_74:9 We see not our signs: there is no more any prophet: neither is there among us any that knoweth how long.
Dan_4:2 I thought it good to shew the signs and wonders that the high God hath wrought toward me.
Gen_1:14 And God said, Let there be lights in the firmament of the heaven to divide the day from the night; and let them be for signs, and for seasons, and for days, and years:
Exo_4:9 And it shall come to pass, if they will not believe also these two signs, neither hearken unto thy voice, that thou shalt take of the water of the river, and pour it upon the dry land: and the water which thou takest out of the river shall become blood upon the dry land.
Psa_105:27 They shewed his signs among them, and wonders in the land of Ham.
Jer_10:2 Thus saith the LORD, Learn not the way of the heathen, and be not dismayed at the signs of heaven; for the heathen are dismayed at them.
Jer_32:20 Which hast set signs and wonders in the land of Egypt, even unto this day, and in Israel, and among other men; and hast made thee a name, as at this day;
Mat_16:3 And in the morning, It will be foul weather to day: for the sky is red and lowring. O ye hypocrites, ye can discern the face of the sky; but can ye not discern the signs of the times?
Luk_21:11 And great earthquakes shall be in divers places, and famines, and pestilences; and fearful sights and great signs shall there be from heaven.
Luk_21:25 And there shall be signs in the sun, and in the moon, and in the stars; and upon the earth distress of nations, with perplexity; the sea and the waves roaring;
Joh_20:30 And many other signs truly did Jesus in the presence of his disciples, which are not written in this book:
Act_2:19 And I will shew wonders in heaven above, and signs in the earth beneath; blood, and fire, and vapour of smoke:
Heb_2:4 God also bearing them witness, both with signs and wonders, and with divers miracles, and gifts of the Holy Ghost, according to his own will?
As people of God, we are told to discern signs, including one of "economic downturn" where a days wages only pay to feed one person.
And I agree that God will provide.